From d3111c8edf4dc7954d94ecbfc4cf7d3bd39c95e2 Mon Sep 17 00:00:00 2001
From: mdn-bot <108879845+mdn-bot@users.noreply.github.com>
Date: Sat, 21 Dec 2024 01:34:16 +0000
Subject: [PATCH] zh-cn: sync translated content

---
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diff --git a/files/zh-cn/_redirects.txt b/files/zh-cn/_redirects.txt
index d416066143a6f4..1f9ee76aa62d44 100644
--- a/files/zh-cn/_redirects.txt
+++ b/files/zh-cn/_redirects.txt
@@ -1,13 +1,15 @@
 # DO NOT EDIT THIS FILE MANUALLY.
-# Use the CLI instead.
+# Use the CLI instead:
+#
+#    yarn content add-redirect <fromURL> <toURL>
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 # FROM-URL	TO-URL
 /zh-CN/docs/2332	/zh-CN/docs/Web/API/Element/attributes
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-/zh-CN/docs/AJAX/Getting_Started	/zh-CN/docs/Learn/JavaScript/Client-side_web_APIs/Fetching_data
-/zh-CN/docs/AJAX/开始	/zh-CN/docs/Learn/JavaScript/Client-side_web_APIs/Fetching_data
-/zh-CN/docs/AJAX:Getting_Started	/zh-CN/docs/Learn/JavaScript/Client-side_web_APIs/Fetching_data
-/zh-CN/docs/AJAX:开始	/zh-CN/docs/Learn/JavaScript/Client-side_web_APIs/Fetching_data
+/zh-CN/docs/AJAX	/zh-CN/docs/Learn_web_development/Core/Scripting/Network_requests
+/zh-CN/docs/AJAX/Getting_Started	/zh-CN/docs/Learn_web_development/Core/Scripting/Network_requests
+/zh-CN/docs/AJAX/开始	/zh-CN/docs/Learn_web_development/Core/Scripting/Network_requests
+/zh-CN/docs/AJAX:Getting_Started	/zh-CN/docs/Learn_web_development/Core/Scripting/Network_requests
+/zh-CN/docs/AJAX:开始	/zh-CN/docs/Learn_web_development/Core/Scripting/Network_requests
 /zh-CN/docs/API	/zh-CN/docs/Web/API
 /zh-CN/docs/API/Pointer_Lock_API	/zh-CN/docs/Web/API/Pointer_Lock_API
 /zh-CN/docs/A_re-introduction_to_JavaScript	/zh-CN/docs/Web/JavaScript/Language_overview
@@ -28,14 +30,14 @@
 /zh-CN/docs/CSS/CSS_animated_properties	/zh-CN/docs/Web/CSS/CSS_animated_properties
 /zh-CN/docs/CSS/CSS_reference	/zh-CN/docs/Web/CSS/Reference
 /zh-CN/docs/CSS/CSS_values_syntax	/zh-CN/docs/Web/CSS
-/zh-CN/docs/CSS/CSS_一般问题	/zh-CN/docs/Learn/CSS/Howto/CSS_FAQ
+/zh-CN/docs/CSS/CSS_一般问题	/zh-CN/docs/Learn_web_development/Howto/Solve_CSS_problems/CSS_FAQ
 /zh-CN/docs/CSS/Child_selectors	/zh-CN/docs/Web/CSS/Child_combinator
 /zh-CN/docs/CSS/Class_selectors	/zh-CN/docs/Web/CSS/Class_selectors
 /zh-CN/docs/CSS/Comments	/zh-CN/docs/Web/CSS/Comments
-/zh-CN/docs/CSS/Common_CSS_Questions	/zh-CN/docs/Learn/CSS/Howto/CSS_FAQ
+/zh-CN/docs/CSS/Common_CSS_Questions	/zh-CN/docs/Learn_web_development/Howto/Solve_CSS_problems/CSS_FAQ
 /zh-CN/docs/CSS/Descendant_selectors	/zh-CN/docs/Web/CSS/Descendant_combinator
 /zh-CN/docs/CSS/General_sibling_selectors	/zh-CN/docs/Web/CSS/Subsequent-sibling_combinator
-/zh-CN/docs/CSS/Getting_Started/Content	/zh-CN/docs/Learn/CSS/Howto/Generated_content
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 /zh-CN/docs/CSS/ID_selectors	/zh-CN/docs/Web/CSS/ID_selectors
 /zh-CN/docs/CSS/Media	/zh-CN/docs/Web/API/CSSMediaRule
 /zh-CN/docs/CSS/Media/Visual	/zh-CN/docs/Web/CSS/@media
@@ -116,10 +118,10 @@
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 /zh-CN/docs/CSS/z-index	/zh-CN/docs/Web/CSS/z-index
 /zh-CN/docs/CSS/动画	/zh-CN/docs/Web/CSS/animation
-/zh-CN/docs/CSS/开始/Content	/zh-CN/docs/Learn/CSS/Howto/Generated_content
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 /zh-CN/docs/CSS/开始/SVG_and_CSS	/zh-CN/docs/Web/SVG/Tutorial/SVG_and_CSS
 /zh-CN/docs/CSS/开始/媒体	/zh-CN/docs/Web/CSS/CSS_media_queries/Using_media_queries
-/zh-CN/docs/CSS:Getting_Started:Content	/zh-CN/docs/Learn/CSS/Howto/Generated_content
+/zh-CN/docs/CSS:Getting_Started:Content	/zh-CN/docs/Learn_web_development/Howto/Solve_CSS_problems/Generated_content
 /zh-CN/docs/CSS:Media:Visual	/zh-CN/docs/Web/CSS/@media
 /zh-CN/docs/CSS:background	/zh-CN/docs/Web/CSS/background
 /zh-CN/docs/CSS:background-attachment	/zh-CN/docs/Web/CSS/background-attachment
@@ -591,11 +593,11 @@
 /zh-CN/docs/HTML/Element/section	/zh-CN/docs/Web/HTML/Element/section
 /zh-CN/docs/HTML/Element/video	/zh-CN/docs/Web/HTML/Element/video
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-/zh-CN/docs/HTML/Forms	/zh-CN/docs/Learn/Forms
-/zh-CN/docs/HTML/Forms/Sending_forms_through_JavaScript	/zh-CN/docs/Learn/Forms/Sending_forms_through_JavaScript
+/zh-CN/docs/HTML/Forms	/zh-CN/docs/Learn_web_development/Extensions/Forms
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 /zh-CN/docs/HTML/HTML_Elements	/zh-CN/docs/Web/HTML/Element/Heading_Elements
 /zh-CN/docs/HTML/HTML_Elements/time	/zh-CN/docs/Web/HTML/Element/time
-/zh-CN/docs/HTML/Introduction	/zh-CN/docs/learn/HTML/Introduction_to_HTML
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@@ -1025,14 +1027,75 @@
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-/zh-CN/docs/learn/常见问题/What_is_a_URL	/zh-CN/docs/Learn/Common_questions/Web_mechanics/What_is_a_URL
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-/zh-CN/docs/learn/常见问题/What_is_accessibility	/zh-CN/docs/Learn/Common_questions/Design_and_accessibility/What_is_accessibility
-/zh-CN/docs/learn/常见问题/网页，网站，网页服务器和搜索引擎的区别是什么？	/zh-CN/docs/Learn/Common_questions/Web_mechanics/Pages_sites_servers_and_search_engines
-/zh-CN/docs/learn/探索浏览器开发者工具	/zh-CN/docs/Learn/Common_questions/Tools_and_setup/What_are_browser_developer_tools
+/zh-CN/docs/learn/常见问题	/zh-CN/docs/Learn_web_development/Howto
+/zh-CN/docs/learn/常见问题/Thinking_before_coding	/zh-CN/docs/Learn_web_development/Howto/Design_and_accessibility/Thinking_before_coding
+/zh-CN/docs/learn/常见问题/What_are_hyperlinks	/zh-CN/docs/Learn_web_development/Howto/Web_mechanics/What_are_hyperlinks
+/zh-CN/docs/learn/常见问题/What_is_a_URL	/zh-CN/docs/Learn_web_development/Howto/Web_mechanics/What_is_a_URL
+/zh-CN/docs/learn/常见问题/What_is_a_domain_name	/zh-CN/docs/Learn_web_development/Howto/Web_mechanics/What_is_a_domain_name
+/zh-CN/docs/learn/常见问题/What_is_a_web_server	/zh-CN/docs/Learn_web_development/Howto/Web_mechanics/What_is_a_web_server
+/zh-CN/docs/learn/常见问题/What_is_accessibility	/zh-CN/docs/Learn_web_development/Howto/Design_and_accessibility/What_is_accessibility
+/zh-CN/docs/learn/常见问题/网页，网站，网页服务器和搜索引擎的区别是什么？	/zh-CN/docs/Learn_web_development/Getting_started/Environment_setup/Browsing_the_web
+/zh-CN/docs/learn/探索浏览器开发者工具	/zh-CN/docs/Learn_web_development/Howto/Tools_and_setup/What_are_browser_developer_tools
 /zh-CN/docs/为Firefox_3升级扩展	/zh-CN/docs/Mozilla/Firefox/Releases/3/Updating_extensions
 /zh-CN/docs/使用Javascript和DOM_Interfaces来处理HTML	/zh-CN/docs/Web/API/Document_Object_Model/Traversing_an_HTML_table_with_JavaScript_and_DOM_Interfaces
 /zh-CN/docs/安全	/zh-CN/docs/Web/Security
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index 2682ac381dc1a0..8a36cd72aca0cb 100644
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@@ -1598,7 +1598,7 @@
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+  "Learn_web_development": {
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       "Roy-Tian",
@@ -1642,15 +1642,15 @@
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-  "Learn/Accessibility": {
+  "Learn_web_development/Core/Accessibility": {
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     "contributors": ["shinexyt", "pixang", "yatarphae", "guaner", "chenghaihua"]
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-  "Learn/Accessibility/Accessibility_troubleshooting": {
+  "Learn_web_development/Core/Accessibility/Accessibility_troubleshooting": {
     "modified": "2020-07-16T22:40:37.212Z",
     "contributors": ["wsj0124", "kuldahar", "zeng-zhi-yong"]
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-  "Learn/Accessibility/CSS_and_JavaScript": {
+  "Learn_web_development/Core/Accessibility/CSS_and_JavaScript": {
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     "contributors": [
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@@ -1662,7 +1662,7 @@
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     "contributors": [
       "grape",
@@ -1674,19 +1674,23 @@
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-  "Learn/Accessibility/Mobile": {
+  "Learn_web_development/Core/Accessibility/Mobile": {
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     "contributors": ["yuyx91", "shenshaohui1991"]
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-  "Learn/Accessibility/Multimedia": {
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     "contributors": ["wangfangping", "xiwusheng"]
   },
-  "Learn/Accessibility/WAI-ARIA_basics": {
+  "Learn_web_development/Core/Accessibility/Tooling": {
+    "modified": "2020-07-16T22:39:17.935Z",
+    "contributors": ["freejack811", "Sc0tt"]
+  },
+  "Learn_web_development/Core/Accessibility/WAI-ARIA_basics": {
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     "contributors": ["grape", "Madao-3", "DavidDavidx"]
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@@ -1704,211 +1708,7 @@
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-    "contributors": ["Road"]
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-    "contributors": ["tflins", "SirnoChan", "dilless", "CharCat"]
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-  "Learn/CSS/CSS_layout": {
+  "Learn_web_development/Core/CSS_layout": {
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@@ -1926,7 +1726,7 @@
       "chrisdavidmills"
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-  "Learn/CSS/CSS_layout/Flexbox": {
+  "Learn_web_development/Core/CSS_layout/Flexbox": {
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       "lhj767382286",
@@ -1949,7 +1749,7 @@
       "Ende93"
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-  "Learn/CSS/CSS_layout/Floats": {
+  "Learn_web_development/Core/CSS_layout/Floats": {
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@@ -1972,15 +1772,15 @@
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-  "Learn/CSS/CSS_layout/Fundamental_Layout_Comprehension": {
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     "contributors": ["Lyan831", "littlemonkeycc"]
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-  "Learn/CSS/CSS_layout/Grid_skills": {
+  "Learn_web_development/Core/CSS_layout/Grid_skills": {
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     "contributors": ["greatofdream", "LitStronger"]
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-  "Learn/CSS/CSS_layout/Grids": {
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@@ -2003,7 +1803,7 @@
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@@ -2030,27 +1830,23 @@
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     "contributors": ["SirnoChan", "Hermedius", "zxxzzzzz", "agnoCJY"]
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-  "Learn/CSS/CSS_layout/Media_queries": {
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     "modified": "2020-07-16T22:27:33.217Z",
     "contributors": ["ihua", "SirnoChan"]
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-  "Learn/CSS/CSS_layout/Multiple-column_Layout": {
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     "modified": "2020-07-16T22:27:12.326Z",
     "contributors": ["SirnoChan", "sun_xiansong"]
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-  "Learn/CSS/CSS_layout/Normal_Flow": {
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-    "contributors": ["niuqv", "boxerqyx", "laizenan", "sun_xiansong"]
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-  "Learn/CSS/CSS_layout/Position_skills": {
+  "Learn_web_development/Core/CSS_layout/Position_skills": {
     "modified": "2020-07-16T22:27:35.343Z",
     "contributors": ["yuqing521"]
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-  "Learn/CSS/CSS_layout/Positioning": {
+  "Learn_web_development/Core/CSS_layout/Positioning": {
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@@ -2079,7 +1875,7 @@
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-  "Learn/CSS/CSS_layout/Practical_positioning_examples": {
+  "Learn_web_development/Core/CSS_layout/Practical_positioning_examples": {
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@@ -2095,1158 +1891,925 @@
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-  "Learn/CSS/CSS_layout/Responsive_Design": {
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     "contributors": ["amai0w0", "SirnoChan"]
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-  "Learn/CSS/CSS_layout/Supporting_Older_Browsers": {
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+    "contributors": ["cheukle3"]
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@@ -3283,210 +2846,401 @@
       "sisyphus-zhou"
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+    "contributors": [
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+      "codeofjackie",
+      "allan_simon",
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+      "Froggy",
+      "jingyiwang1209",
+      "Ende93",
+      "Barren",
+      "qw950027",
+      "dazyzsy"
+    ]
+  },
+  "Learn_web_development/Core/Text_styling/Typesetting_a_homepage": {
+    "modified": "2020-07-16T22:26:27.995Z",
+    "contributors": [
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+      "grape",
+      "Map1en_",
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+      "maplelinst"
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+  },
+  "Learn_web_development/Core/Text_styling/Web_fonts": {
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+    "contributors": [
+      "AlephAlpha",
+      "LeoB-O",
+      "zenghuiLee",
+      "admin1949",
+      "wheeljs",
+      "Froggy"
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+  "Learn_web_development/Core/Version_control": {
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+    "contributors": ["blingblingredstar", "chrisdavidmills", "JamesUmmex"]
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     "contributors": [
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       "oceanMIH",
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-      "houcheng",
-      "Maze",
-      "Metalooze"
+      "WavinFlag",
+      "chrisdavidmills"
+    ]
+  },
+  "Learn_web_development/Extensions/Advanced_JavaScript_objects/Adding_bouncing_balls_features": {
+    "modified": "2020-07-16T22:32:36.563Z",
+    "contributors": [
+      "Wenke-D",
+      "Roy-Tian",
+      "gofly1988",
+      "lihaoyuan",
+      "bluekeroro"
+    ]
+  },
+  "Learn_web_development/Extensions/Advanced_JavaScript_objects/Classes_in_JavaScript": {
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+    "contributors": [
+      "Damoness",
+      "ZengYu",
+      "wnor543",
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+      "Ray-Eldath",
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+      "goat91",
+      "liq297",
+      "JX-Master",
+      "_gebilaowang",
+      "WavinFlag"
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+  "Learn_web_development/Extensions/Advanced_JavaScript_objects/Object_building_practice": {
+    "modified": "2020-07-16T22:32:33.084Z",
+    "contributors": [
+      "Roy-Tian",
+      "gqbre",
+      "qiubite-name",
+      "Gotheir",
+      "yuyisuo",
+      "NotDead-NotPerish",
+      "SummerVibes",
+      "shifengchen",
+      "Zeng"
+    ]
+  },
+  "Learn_web_development/Extensions/Advanced_JavaScript_objects/Object_prototypes": {
+    "modified": "2020-07-16T22:32:22.751Z",
+    "contributors": [
+      "CJohnny",
+      "scsc4212",
+      "SphinxKnight",
+      "Lukef",
+      "LuoYun",
+      "SeanShen3",
+      "brandonhyc",
+      "shawzt",
+      "ddtyjmyjm",
+      "Soarse",
+      "zhuangyin",
+      "JX-Master",
+      "WavinFlag"
     ]
   },
-  "Learn/JavaScript/Asynchronous": {
+  "Learn_web_development/Extensions/Advanced_JavaScript_objects/Test_your_skills:_Object-oriented_JavaScript": {
+    "modified": "2020-08-05T11:02:17.810Z",
+    "contributors": ["driftingdream"]
+  },
+  "Learn_web_development/Extensions/Async_JS": {
     "modified": "2020-07-16T22:33:15.541Z",
     "contributors": ["yuqing521", "alice201601", "oceanMIH"]
   },
-  "Learn/JavaScript/Asynchronous/Introducing": {
+  "Learn_web_development/Extensions/Async_JS/Introducing": {
     "modified": "2020-12-09T00:17:16.227Z",
     "contributors": [
       "hidoos",
@@ -3500,7 +3254,7 @@
       "oceanMIH"
     ]
   },
-  "Learn/JavaScript/Asynchronous/Promises": {
+  "Learn_web_development/Extensions/Async_JS/Promises": {
     "modified": "2020-12-08T05:22:09.292Z",
     "contributors": [
       "byrde",
@@ -3515,243 +3269,61 @@
       "zijieee"
     ]
   },
-  "Learn/JavaScript/Building_blocks": {
-    "modified": "2020-07-16T22:31:11.083Z",
+  "Learn_web_development/Extensions/Client-side_APIs": {
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     "contributors": [
-      "Drizzt-Yu",
-      "NiceGG",
-      "JiLiangLai",
-      "xiaobin123",
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+      "yinpeng123",
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+      "kensz66",
+      "Zheng7426",
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-      "ByWhy",
-      "Marslin92",
-      "chinatomhuang",
-      "GKilyar",
-      "iProgramme"
+      "dandanbu3",
+      "l987974",
+      "Noly1990",
+      "chrisdavidmills"
     ]
   },
-  "Learn/JavaScript/Building_blocks/Build_your_own_function": {
-    "modified": "2020-08-01T05:11:26.919Z",
+  "Learn_web_development/Extensions/Client-side_APIs/Client-side_storage": {
+    "modified": "2020-12-01T11:54:42.356Z",
     "contributors": [
-      "driftingdream",
-      "Hermedius",
-      "WindLo",
+      "zisedelinghun",
+      "talentAN",
+      "FlyCloud",
+      "SphinxKnight",
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-      "gitpyc",
-      "Ray-Eldath",
-      "Hecdi",
-      "ppphp"
+      "utopia1991"
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   },
-  "Learn/JavaScript/Building_blocks/Event_bubbling": {
-    "modified": "2019-03-18T21:17:15.255Z",
-    "contributors": ["zhuangyin"]
+  "Learn_web_development/Extensions/Client-side_APIs/Drawing_graphics": {
+    "modified": "2020-11-01T05:54:09.109Z",
+    "contributors": [
+      "MiRinZhang",
+      "xuquentinyang",
+      "ChongyouXu",
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+      "Roy-Tian",
+      "YeeMarco",
+      "kensz66",
+      "Bayes",
+      "Ray-Eldath"
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-  "Learn/JavaScript/Client-side_web_APIs/Introduction": {
-    "modified": "2020-07-16T22:32:47.021Z",
+  "Learn_web_development/Extensions/Client-side_APIs/Introduction": {
+    "modified": "2020-07-16T22:32:47.021Z",
     "contributors": [
       "luohuayouyi12138",
       "yinpeng123",
@@ -3769,17 +3341,7 @@
       "ander_fang"
     ]
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-  "Learn/JavaScript/Client-side_web_APIs/Manipulating_documents": {
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-    "contributors": [
-      "yinpeng123",
-      "Kavelaa",
-      "NotDead-NotPerish",
-      "NightPoem",
-      "tzigang"
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-  "Learn/JavaScript/Client-side_web_APIs/Third_party_APIs": {
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     "modified": "2020-10-06T13:28:36.616Z",
     "contributors": [
       "AdjWang",
@@ -3796,7 +3358,7 @@
       "yuyx91"
     ]
   },
-  "Learn/JavaScript/Client-side_web_APIs/Video_and_audio_APIs": {
+  "Learn_web_development/Extensions/Client-side_APIs/Video_and_audio_APIs": {
     "modified": "2020-07-16T22:32:53.172Z",
     "contributors": [
       "wenshui2008",
@@ -3808,400 +3370,240 @@
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-      "ArcherGrey",
-      "ZayneLiu",
-      "GHLgh",
-      "Roy1993sun",
-      "chrisdavidmills"
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+  "Learn_web_development/Extensions/Client-side_tools": {
+    "modified": "2020-08-17T11:33:08.897Z",
+    "contributors": ["NicholasZhan"]
   },
-  "Learn/JavaScript/First_steps/A_first_splash": {
-    "modified": "2020-07-16T22:30:22.339Z",
+  "Learn_web_development/Extensions/Client-side_tools/Overview": {
+    "modified": "2020-11-28T10:37:11.293Z",
+    "contributors": ["YLX621"]
+  },
+  "Learn_web_development/Extensions/Forms": {
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     "contributors": [
-      "Roy-Tian",
-      "Hermedius",
-      "PYGC",
-      "chrisdavidmills",
-      "quziyang",
-      "codeofjackie",
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+      "Jeremie"
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-  "Learn/JavaScript/First_steps/Arrays": {
-    "modified": "2020-07-16T22:30:58.633Z",
+  "Learn_web_development/Extensions/Forms/Advanced_form_styling": {
+    "modified": "2020-07-16T22:21:36.744Z",
+    "contributors": ["rtxu", "Daniel313", "codeofjackie", "yydzxz", "tzigang"]
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+  "Learn_web_development/Extensions/Forms/Basic_native_form_controls": {
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     "contributors": [
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-  "Learn/JavaScript/First_steps/Math": {
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-  "Learn/JavaScript/First_steps/Silly_story_generator": {
-    "modified": "2020-11-10T00:42:34.537Z",
+  "Learn_web_development/Extensions/Forms/HTML_forms_in_legacy_browsers": {
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+    "contributors": ["haoye999", "lovedebug", "jaiJia", "littledust"]
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-  "Learn/JavaScript/First_steps/Strings": {
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+  "Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_1": {
+    "modified": "2020-07-16T22:21:59.182Z",
+    "contributors": ["Qos", "549074491", "codeofjackie"]
+  },
+  "Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_2": {
+    "modified": "2020-07-16T22:21:59.542Z",
+    "contributors": ["shc0743", "codeofjackie"]
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+  "Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_3": {
+    "modified": "2020-07-16T22:21:59.861Z",
+    "contributors": ["shc0743", "codeofjackie"]
+  },
+  "Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_4": {
+    "modified": "2020-07-16T22:22:00.186Z",
+    "contributors": ["shc0743", "codeofjackie"]
+  },
+  "Learn_web_development/Extensions/Forms/How_to_structure_a_web_form": {
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     "contributors": [
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-      "PYGC",
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-    "contributors": ["3143875691"]
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     "contributors": ["mayerpan", "liguanzeng", "Bayes", "yangchongduo"]
   },
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     "contributors": ["Hermedius", "chrisdavidmills", "tomcat1234", "Syaki"]
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     "modified": "2020-07-16T22:40:43.760Z",
     "contributors": ["biqing"]
   },
-  "Learn/Performance/Web_Performance_Basics": {
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     "modified": "2020-07-16T22:40:42.886Z",
     "contributors": ["shuiRong", "creative_fish"]
   },
-  "Learn/Server-side": {
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     "contributors": ["ZuoRight", "xixilog", "JamesZhange", "Munch_TZB", "GHLgh"]
   },
-  "Learn/Server-side/Configuring_server_MIME_types": {
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     "contributors": ["wangxu1144", "Roscoe93", "651291702"]
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       "diyigechipangxie",
@@ -4211,7 +3613,7 @@
       "Zhaoyu"
     ]
   },
-  "Learn/Server-side/Django/Admin_site": {
+  "Learn_web_development/Extensions/Server-side/Django/Admin_site": {
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     "contributors": [
       "Jeffxzj",
@@ -4221,23 +3623,23 @@
       "chinanf-boy"
     ]
   },
-  "Learn/Server-side/Django/Authentication": {
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     "contributors": ["floodwater", "edgar-chen", "xixilog"]
   },
-  "Learn/Server-side/Django/Deployment": {
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     "contributors": ["keetack", "edgar-chen", "yan-jin", "xixilog"]
   },
-  "Learn/Server-side/Django/Forms": {
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     "modified": "2020-07-16T22:37:34.229Z",
     "contributors": ["buttre", "edgar-chen", "xixilog"]
   },
-  "Learn/Server-side/Django/Generic_views": {
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     "modified": "2020-07-16T22:37:19.625Z",
     "contributors": ["edgar-chen", "xixilog", "SphinxKnight"]
   },
-  "Learn/Server-side/Django/Home_page": {
+  "Learn_web_development/Extensions/Server-side/Django/Home_page": {
     "modified": "2020-07-16T22:37:11.997Z",
     "contributors": [
       "feko",
@@ -4248,7 +3650,7 @@
       "chinanf-boy"
     ]
   },
-  "Learn/Server-side/Django/Introduction": {
+  "Learn_web_development/Extensions/Server-side/Django/Introduction": {
     "modified": "2020-07-16T22:36:42.459Z",
     "contributors": [
       "khalim",
@@ -4258,7 +3660,7 @@
       "chinanf-boy"
     ]
   },
-  "Learn/Server-side/Django/Models": {
+  "Learn_web_development/Extensions/Server-side/Django/Models": {
     "modified": "2020-07-16T22:37:00.935Z",
     "contributors": [
       "shawPLUSroot",
@@ -4273,19 +3675,19 @@
       "chinanf-boy"
     ]
   },
-  "Learn/Server-side/Django/Sessions": {
+  "Learn_web_development/Extensions/Server-side/Django/Sessions": {
     "modified": "2020-07-16T22:37:28.578Z",
     "contributors": ["buttre", "edgar-chen", "xixilog"]
   },
-  "Learn/Server-side/Django/Testing": {
+  "Learn_web_development/Extensions/Server-side/Django/Testing": {
     "modified": "2020-07-16T22:37:39.373Z",
     "contributors": ["edgar-chen", "xixilog"]
   },
-  "Learn/Server-side/Django/Tutorial_local_library_website": {
+  "Learn_web_development/Extensions/Server-side/Django/Tutorial_local_library_website": {
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     "contributors": ["zengqi", "ddtyjmyjm", "hstaoqian"]
   },
-  "Learn/Server-side/Django/development_environment": {
+  "Learn_web_development/Extensions/Server-side/Django/development_environment": {
     "modified": "2020-10-06T10:08:45.805Z",
     "contributors": [
       "kuailekai",
@@ -4296,11 +3698,11 @@
       "chinanf-boy"
     ]
   },
-  "Learn/Server-side/Django/django_assessment_blog": {
+  "Learn_web_development/Extensions/Server-side/Django/django_assessment_blog": {
     "modified": "2020-07-16T22:37:49.691Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Django/skeleton_website": {
+  "Learn_web_development/Extensions/Server-side/Django/skeleton_website": {
     "modified": "2020-07-16T22:36:55.364Z",
     "contributors": [
       "Nel",
@@ -4311,11 +3713,11 @@
       "hstaoqian"
     ]
   },
-  "Learn/Server-side/Django/web_application_security": {
+  "Learn_web_development/Extensions/Server-side/Django/web_application_security": {
     "modified": "2020-07-16T22:37:47.216Z",
     "contributors": ["knktc", "edgar-chen", "xixilog"]
   },
-  "Learn/Server-side/Express_Nodejs": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs": {
     "modified": "2020-07-16T22:37:56.406Z",
     "contributors": [
       "hellorayza",
@@ -4330,55 +3732,55 @@
       "ant0x00"
     ]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data": {
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     "contributors": ["Megrax", "socovo", "edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Author_detail_page": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Author_detail_page": {
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     "contributors": ["woshiqiang1", "edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Author_list_page": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Author_list_page": {
     "modified": "2020-07-16T22:38:38.246Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/BookInstance_detail_page_and_challenge": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/BookInstance_detail_page_and_challenge": {
     "modified": "2020-07-16T22:38:39.803Z",
     "contributors": ["staticfire", "edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/BookInstance_list_page": {
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     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Book_detail_page": {
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     "modified": "2020-07-16T22:38:39.148Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Book_list_page": {
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     "modified": "2020-07-16T22:38:36.367Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Date_formatting_using_moment": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Date_formatting_using_moment": {
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     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Genre_detail_page": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Genre_detail_page": {
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     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Home_page": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Home_page": {
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     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/LocalLibrary_base_template": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/LocalLibrary_base_template": {
     "modified": "2020-10-27T06:26:13.607Z",
     "contributors": ["Megrax", "edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Displaying_data/Template_primer": {
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     "modified": "2020-07-16T22:38:34.671Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/Introduction": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Introduction": {
     "modified": "2020-07-16T22:38:13.912Z",
     "contributors": [
       "Roy-Tian",
@@ -4396,15 +3798,15 @@
       "chengzhibing"
     ]
   },
-  "Learn/Server-side/Express_Nodejs/Tutorial_local_library_website": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/Tutorial_local_library_website": {
     "modified": "2020-07-16T22:38:17.531Z",
     "contributors": ["Roy-Tian", "chudongsong", "janyin", "edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/deployment": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/deployment": {
     "modified": "2020-07-16T22:38:50.827Z",
     "contributors": ["edgar-chen", "codeofjackie"]
   },
-  "Learn/Server-side/Express_Nodejs/development_environment": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/development_environment": {
     "modified": "2020-07-16T22:38:02.448Z",
     "contributors": [
       "snaildarter",
@@ -4418,7 +3820,7 @@
       "BarryLiu1995"
     ]
   },
-  "Learn/Server-side/Express_Nodejs/forms": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/forms": {
     "modified": "2020-08-07T05:55:45.402Z",
     "contributors": [
       "yunxiaomeng",
@@ -4429,31 +3831,31 @@
       "zhangyu911013"
     ]
   },
-  "Learn/Server-side/Express_Nodejs/forms/Create_BookInstance_form": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_BookInstance_form": {
     "modified": "2020-07-16T22:38:46.101Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/forms/Create_author_form": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_author_form": {
     "modified": "2020-07-16T22:38:44.657Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/forms/Create_book_form": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_book_form": {
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     "contributors": ["SphinxKnight", "UPUP", "edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/forms/Create_genre_form": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_genre_form": {
     "modified": "2020-07-16T22:38:43.645Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/forms/Delete_author_form": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Delete_author_form": {
     "modified": "2020-07-16T22:38:46.761Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/forms/Update_Book_form": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Update_Book_form": {
     "modified": "2020-07-16T22:38:48.713Z",
     "contributors": ["edgar-chen"]
   },
-  "Learn/Server-side/Express_Nodejs/mongoose": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/mongoose": {
     "modified": "2020-08-12T09:45:03.710Z",
     "contributors": [
       "Dazhuzhu-github",
@@ -4464,7 +3866,7 @@
       "edgar-chen"
     ]
   },
-  "Learn/Server-side/Express_Nodejs/routes": {
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/routes": {
     "modified": "2020-10-23T08:33:36.699Z",
     "contributors": [
       "Hawaii_zzapi",
@@ -4474,231 +3876,651 @@
       "edgar-chen"
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-  "Learn/Server-side/Express_Nodejs/skeleton_website": {
-    "modified": "2020-08-26T10:22:11.122Z",
-    "contributors": ["Tiny-Wei", "Roy-Tian", "edgar-chen"]
-  },
-  "Learn/Server-side/First_steps": {
-    "modified": "2020-07-16T22:36:11.413Z",
+  "Learn_web_development/Extensions/Server-side/Express_Nodejs/skeleton_website": {
+    "modified": "2020-08-26T10:22:11.122Z",
+    "contributors": ["Tiny-Wei", "Roy-Tian", "edgar-chen"]
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+    "contributors": ["driftingdream", "SirnoChan"]
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+      "ALKING",
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+    ]
+  },
+  "conflicting/Learn_web_development/Extensions/Forms": {
+    "modified": "2020-07-16T22:21:44.843Z",
+    "contributors": ["codeofjackie", "lovedebug"]
+  },
+  "conflicting/Learn_web_development/Extensions/Testing": {
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+    "contributors": ["phone-burner", "xixilog", "shinexyt", "chrisdavidmills"]
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+original_slug: Learn/JavaScript/First_steps
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--- a/files/zh-cn/learn/css/building_blocks/selectors/type_class_and_id_selectors/index.md
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+slug: conflicting/Learn_web_development/Core/Styling_basics/Basic_selectors
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 {{LearnSidebar}}
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 ---
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@@ -1,6 +1,7 @@
 ---
 title: 文本处理——JavaScript 中的字符串
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@@ -1,6 +1,7 @@
 ---
 title: 技能测试：条件语句
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@@ -1,6 +1,7 @@
 ---
 title: 技能测试：循环
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@@ -1,6 +1,7 @@
 ---
 title: 技能测试：变量
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+slug: Learn_web_development/Core/Scripting/Test_your_skills:_variables
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@@ -1,6 +1,7 @@
 ---
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 title: 什么是 JavaScript？
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 ---
 title: 查找并解决 JavaScript 代码的错误
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diff --git a/files/zh-cn/learn/html/introduction_to_html/advanced_text_formatting/index.md b/files/zh-cn/learn_web_development/core/structuring_content/advanced_text_features/index.md
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index 8bf47bfb133874..d6b416b6de365d 100644
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 ---
 title: 文本格式进阶
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 title: HTML 调试
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rename from files/zh-cn/learn/html/multimedia_and_embedding/other_embedding_technologies/index.md
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similarity index 99%
rename from files/zh-cn/learn/html/introduction_to_html/html_text_fundamentals/index.md
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--- a/files/zh-cn/learn/html/introduction_to_html/html_text_fundamentals/index.md
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@@ -1,6 +1,7 @@
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 title: HTML 文本处理基础
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+slug: Learn_web_development/Core/Structuring_content/Headings_and_paragraphs
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 {{LearnSidebar}}{{PreviousMenuNext("Learn/HTML/Introduction_to_HTML/The_head_metadata_in_HTML", "Learn/HTML/Introduction_to_HTML/Creating_hyperlinks", "Learn/HTML/Introduction_to_HTML")}}
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similarity index 99%
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@@ -1,6 +1,7 @@
 ---
 title: HTML 中的图片
-slug: Learn/HTML/Multimedia_and_embedding/Images_in_HTML
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diff --git a/files/zh-cn/learn/html/tables/basics/index.md b/files/zh-cn/learn_web_development/core/structuring_content/html_table_basics/index.md
similarity index 99%
rename from files/zh-cn/learn/html/tables/basics/index.md
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index b9efbf0fec9ddf..d4d2dc988df492 100644
--- a/files/zh-cn/learn/html/tables/basics/index.md
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@@ -1,6 +1,7 @@
 ---
 title: HTML 表格基础
-slug: Learn/HTML/Tables/Basics
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 ---
 
 {{LearnSidebar}}{{NextMenu("Learn/HTML/Tables/Advanced", "Learn/HTML/Tables")}}
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similarity index 99%
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index a683aeacc959e9..dc14392fd77c30 100644
--- a/files/zh-cn/learn/html/multimedia_and_embedding/video_and_audio_content/index.md
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@@ -1,6 +1,7 @@
 ---
 title: 视频和音频内容
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similarity index 98%
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@@ -1,6 +1,7 @@
 ---
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diff --git a/files/zh-cn/learn/html/index.md b/files/zh-cn/learn_web_development/core/structuring_content/index.md
similarity index 97%
rename from files/zh-cn/learn/html/index.md
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@@ -1,6 +1,7 @@
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similarity index 97%
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index 266c7bdb0e70ad..f060acfc286a93 100644
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 ---
 title: 对象原型
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 ---
 title: 第三方 API
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+slug: Learn_web_development/Extensions/Client-side_tools/Introducing_complete_toolchain
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--- a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_1/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_1/index.md
@@ -1,6 +1,7 @@
 ---
 title: 示例 1
-slug: Learn/Forms/How_to_build_custom_form_controls/Example_1
+slug: Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_1
+original_slug: Learn/Forms/How_to_build_custom_form_controls/Example_1
 ---
 
 这是第一个[如何构建自定义表单控件](/zh-CN/docs/Learn/Forms/How_to_build_custom_form_controls)的代码解释事例。
diff --git a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_2/index.md b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_2/index.md
similarity index 95%
rename from files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_2/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_2/index.md
index 1b8a8cf421ccef..e4a81b3ef7146d 100644
--- a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_2/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_2/index.md
@@ -1,6 +1,7 @@
 ---
 title: 示例 2
-slug: Learn/Forms/How_to_build_custom_form_controls/Example_2
+slug: Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_2
+original_slug: Learn/Forms/How_to_build_custom_form_controls/Example_2
 ---
 
 这是解释[如何构建自定义表单控件](/zh-CN/docs/Learn/Forms/How_to_build_custom_form_controls)的第二个示例。
diff --git a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_3/index.md b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_3/index.md
similarity index 96%
rename from files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_3/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_3/index.md
index 722b41335b7952..40562cf560b72f 100644
--- a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_3/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_3/index.md
@@ -1,6 +1,7 @@
 ---
 title: Example 3
-slug: Learn/Forms/How_to_build_custom_form_controls/Example_3
+slug: Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_3
+original_slug: Learn/Forms/How_to_build_custom_form_controls/Example_3
 ---
 
 这是解释[如何构建自定义表单控件](/zh-CN/docs/Learn/Forms/How_to_build_custom_form_controls)的第三个示例。
diff --git a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_4/index.md b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_4/index.md
similarity index 97%
rename from files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_4/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_4/index.md
index d525a374019bad..9b1dbce7daa69a 100644
--- a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_4/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_4/index.md
@@ -1,6 +1,7 @@
 ---
 title: Example 4
-slug: Learn/Forms/How_to_build_custom_form_controls/Example_4
+slug: Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_4
+original_slug: Learn/Forms/How_to_build_custom_form_controls/Example_4
 ---
 
 这是解释[如何构建自定义表单控件](/zh-CN/docs/Learn/Forms/How_to_build_custom_form_controls)的第四个示例。
diff --git a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_5/index.md b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_5/index.md
similarity index 97%
rename from files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_5/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_5/index.md
index af2fdebf0f6a76..12937cdd9047e8 100644
--- a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/example_5/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/example_5/index.md
@@ -1,6 +1,7 @@
 ---
 title: 示例 5
-slug: Learn/Forms/How_to_build_custom_form_controls/Example_5
+slug: Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls/Example_5
+original_slug: Learn/Forms/How_to_build_custom_form_controls/Example_5
 ---
 
 这是解释[如何构建自定义表单控件](/zh-CN/docs/Learn/Forms/How_to_build_custom_form_controls)的最后一个示例。
diff --git a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/index.md b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/index.md
similarity index 99%
rename from files/zh-cn/learn/forms/how_to_build_custom_form_controls/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/index.md
index 212ab5c6bc9ec7..3b50116db7e1a8 100644
--- a/files/zh-cn/learn/forms/how_to_build_custom_form_controls/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/how_to_build_custom_form_controls/index.md
@@ -1,6 +1,7 @@
 ---
 title: 如何构建自定义表单控件
-slug: Learn/Forms/How_to_build_custom_form_controls
+slug: Learn_web_development/Extensions/Forms/How_to_build_custom_form_controls
+original_slug: Learn/Forms/How_to_build_custom_form_controls
 ---
 
 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/forms/how_to_structure_a_web_form/index.md b/files/zh-cn/learn_web_development/extensions/forms/how_to_structure_a_web_form/index.md
similarity index 99%
rename from files/zh-cn/learn/forms/how_to_structure_a_web_form/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/how_to_structure_a_web_form/index.md
index e68af116a104af..bfe6d74b5661d0 100644
--- a/files/zh-cn/learn/forms/how_to_structure_a_web_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/how_to_structure_a_web_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 如何构建 HTML 表单
-slug: Learn/Forms/How_to_structure_a_web_form
+slug: Learn_web_development/Extensions/Forms/How_to_structure_a_web_form
+original_slug: Learn/Forms/How_to_structure_a_web_form
 l10n:
   sourceCommit: b76266228bd0900aa1256902c7858971156a58c9
 ---
diff --git a/files/zh-cn/learn/forms/html5_input_types/index.md b/files/zh-cn/learn_web_development/extensions/forms/html5_input_types/index.md
similarity index 99%
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rename to files/zh-cn/learn_web_development/extensions/forms/html5_input_types/index.md
index bf7a60c570f809..bb79a989d7a179 100644
--- a/files/zh-cn/learn/forms/html5_input_types/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/html5_input_types/index.md
@@ -1,6 +1,7 @@
 ---
 title: HTML5 的输入（input）类型
-slug: Learn/Forms/HTML5_input_types
+slug: Learn_web_development/Extensions/Forms/HTML5_input_types
+original_slug: Learn/Forms/HTML5_input_types
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Forms/Basic_native_form_controls", "Learn/Forms/Other_form_controls", "Learn/Forms")}}
diff --git a/files/zh-cn/learn/forms/html_forms_in_legacy_browsers/index.md b/files/zh-cn/learn_web_development/extensions/forms/html_forms_in_legacy_browsers/index.md
similarity index 98%
rename from files/zh-cn/learn/forms/html_forms_in_legacy_browsers/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/html_forms_in_legacy_browsers/index.md
index 87569db8ae9fa4..464191a5eaf14f 100644
--- a/files/zh-cn/learn/forms/html_forms_in_legacy_browsers/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/html_forms_in_legacy_browsers/index.md
@@ -1,6 +1,7 @@
 ---
 title: 旧式浏览器中的 HTML 表单
-slug: Learn/Forms/HTML_forms_in_legacy_browsers
+slug: Learn_web_development/Extensions/Forms/HTML_forms_in_legacy_browsers
+original_slug: Learn/Forms/HTML_forms_in_legacy_browsers
 ---
 
 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/forms/index.md b/files/zh-cn/learn_web_development/extensions/forms/index.md
similarity index 98%
rename from files/zh-cn/learn/forms/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/index.md
index adcc5db01baa93..e4839f0f004f5f 100644
--- a/files/zh-cn/learn/forms/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/index.md
@@ -1,6 +1,7 @@
 ---
 title: Web 表单构建块
-slug: Learn/Forms
+slug: Learn_web_development/Extensions/Forms
+original_slug: Learn/Forms
 l10n:
   sourceCommit: b76266228bd0900aa1256902c7858971156a58c9
 ---
diff --git a/files/zh-cn/learn/forms/other_form_controls/index.md b/files/zh-cn/learn_web_development/extensions/forms/other_form_controls/index.md
similarity index 99%
rename from files/zh-cn/learn/forms/other_form_controls/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/other_form_controls/index.md
index e3a49b7ed0f8ba..e45f7dca926dc1 100644
--- a/files/zh-cn/learn/forms/other_form_controls/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/other_form_controls/index.md
@@ -1,6 +1,7 @@
 ---
 title: 其他表单控件
-slug: Learn/Forms/Other_form_controls
+slug: Learn_web_development/Extensions/Forms/Other_form_controls
+original_slug: Learn/Forms/Other_form_controls
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Forms/HTML5_input_types","Learn/Forms/Styling_web_forms", "Learn/Forms")}}
diff --git a/files/zh-cn/learn/forms/sending_and_retrieving_form_data/index.md b/files/zh-cn/learn_web_development/extensions/forms/sending_and_retrieving_form_data/index.md
similarity index 99%
rename from files/zh-cn/learn/forms/sending_and_retrieving_form_data/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/sending_and_retrieving_form_data/index.md
index 47d9d8dea90e82..317d7632557705 100644
--- a/files/zh-cn/learn/forms/sending_and_retrieving_form_data/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/sending_and_retrieving_form_data/index.md
@@ -1,6 +1,7 @@
 ---
 title: 发送表单数据
-slug: Learn/Forms/Sending_and_retrieving_form_data
+slug: Learn_web_development/Extensions/Forms/Sending_and_retrieving_form_data
+original_slug: Learn/Forms/Sending_and_retrieving_form_data
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/HTML/Forms/The_native_form_widgets", "Learn/HTML/Forms/Form_validation", "Learn/HTML/Forms")}}
diff --git a/files/zh-cn/learn/forms/sending_forms_through_javascript/index.md b/files/zh-cn/learn_web_development/extensions/forms/sending_forms_through_javascript/index.md
similarity index 97%
rename from files/zh-cn/learn/forms/sending_forms_through_javascript/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/sending_forms_through_javascript/index.md
index d965effa6becb2..0bac753d0d7863 100644
--- a/files/zh-cn/learn/forms/sending_forms_through_javascript/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/sending_forms_through_javascript/index.md
@@ -1,6 +1,7 @@
 ---
 title: 使用 JavaScript 发送表单
-slug: Learn/Forms/Sending_forms_through_JavaScript
+slug: Learn_web_development/Extensions/Forms/Sending_forms_through_JavaScript
+original_slug: Learn/Forms/Sending_forms_through_JavaScript
 l10n:
   sourceCommit: 4414bc297a05373570250fe1fb154eab197f29ca
 ---
diff --git a/files/zh-cn/learn/forms/styling_web_forms/index.md b/files/zh-cn/learn_web_development/extensions/forms/styling_web_forms/index.md
similarity index 99%
rename from files/zh-cn/learn/forms/styling_web_forms/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/styling_web_forms/index.md
index abf7b61cdef301..d2316cfcb3de37 100644
--- a/files/zh-cn/learn/forms/styling_web_forms/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/styling_web_forms/index.md
@@ -1,6 +1,7 @@
 ---
 title: 样式化 Web 表单
-slug: Learn/Forms/Styling_web_forms
+slug: Learn_web_development/Extensions/Forms/Styling_web_forms
+original_slug: Learn/Forms/Styling_web_forms
 l10n:
   sourceCommit: 4bddde3e2b86234eb4594809082873fc5bf00ee3
 ---
diff --git a/files/zh-cn/learn/forms/ui_pseudo-classes/index.md b/files/zh-cn/learn_web_development/extensions/forms/ui_pseudo-classes/index.md
similarity index 99%
rename from files/zh-cn/learn/forms/ui_pseudo-classes/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/ui_pseudo-classes/index.md
index 76e765eeedce2d..e7f9e5e39928cc 100644
--- a/files/zh-cn/learn/forms/ui_pseudo-classes/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/ui_pseudo-classes/index.md
@@ -1,6 +1,7 @@
 ---
 title: UI 伪类
-slug: Learn/Forms/UI_pseudo-classes
+slug: Learn_web_development/Extensions/Forms/UI_pseudo-classes
+original_slug: Learn/Forms/UI_pseudo-classes
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Forms/Advanced_form_styling", "Learn/Forms/Form_validation", "Learn/Forms")}}
diff --git a/files/zh-cn/learn/forms/your_first_form/index.md b/files/zh-cn/learn_web_development/extensions/forms/your_first_form/index.md
similarity index 99%
rename from files/zh-cn/learn/forms/your_first_form/index.md
rename to files/zh-cn/learn_web_development/extensions/forms/your_first_form/index.md
index 74ad9f00263c70..1d2bd4fe9c4bf8 100644
--- a/files/zh-cn/learn/forms/your_first_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/forms/your_first_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 创建我的第一个表单
-slug: Learn/Forms/Your_first_form
+slug: Learn_web_development/Extensions/Forms/Your_first_form
+original_slug: Learn/Forms/Your_first_form
 ---
 
 {{LearnSidebar}}{{NextMenu("Learn/Forms/How_to_structure_a_web_form", "Learn/Forms")}}
diff --git a/files/zh-cn/learn/performance/business_case_for_performance/index.md b/files/zh-cn/learn_web_development/extensions/performance/business_case_for_performance/index.md
similarity index 96%
rename from files/zh-cn/learn/performance/business_case_for_performance/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/business_case_for_performance/index.md
index 1bd49e9ed10eb9..d378519382d240 100644
--- a/files/zh-cn/learn/performance/business_case_for_performance/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/business_case_for_performance/index.md
@@ -1,6 +1,7 @@
 ---
 title: web 性能的商业案例
-slug: Learn/Performance/business_case_for_performance
+slug: Learn_web_development/Extensions/Performance/business_case_for_performance
+original_slug: Learn/Performance/business_case_for_performance
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Performance/CSS", "Learn/Performance/Web_Performance_Basics", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/css/index.md b/files/zh-cn/learn_web_development/extensions/performance/css/index.md
similarity index 99%
rename from files/zh-cn/learn/performance/css/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/css/index.md
index 93449fe55e38ff..9c3f88399d0128 100644
--- a/files/zh-cn/learn/performance/css/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/css/index.md
@@ -1,6 +1,7 @@
 ---
 title: CSS 性能优化
-slug: Learn/Performance/CSS
+slug: Learn_web_development/Extensions/Performance/CSS
+original_slug: Learn/Performance/CSS
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Performance/html", "Learn/Performance/business_case_for_performance", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/html/index.md b/files/zh-cn/learn_web_development/extensions/performance/html/index.md
similarity index 99%
rename from files/zh-cn/learn/performance/html/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/html/index.md
index 9b48a9b85f0812..fb4821952c4096 100644
--- a/files/zh-cn/learn/performance/html/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/html/index.md
@@ -1,6 +1,7 @@
 ---
 title: HTML 性能优化
-slug: Learn/Performance/HTML
+slug: Learn_web_development/Extensions/Performance/HTML
+original_slug: Learn/Performance/HTML
 ---
 
 {{LearnSidebar}} {{PreviousMenuNext("Learn/Performance/javascript_performance", "Learn/Performance/CSS", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/index.md b/files/zh-cn/learn_web_development/extensions/performance/index.md
similarity index 98%
rename from files/zh-cn/learn/performance/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/index.md
index e71072a9bb4f1e..a7489ae9ff6e72 100644
--- a/files/zh-cn/learn/performance/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/index.md
@@ -1,6 +1,7 @@
 ---
 title: Web 性能
-slug: Learn/Performance
+slug: Learn_web_development/Extensions/Performance
+original_slug: Learn/Performance
 l10n:
   sourceCommit: 5085525b3452de07dbac7fa700aaaf5ff5360a2f
 ---
diff --git a/files/zh-cn/learn/performance/javascript/index.md b/files/zh-cn/learn_web_development/extensions/performance/javascript/index.md
similarity index 99%
rename from files/zh-cn/learn/performance/javascript/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/javascript/index.md
index d9fb25f1253f49..db47c784ececaf 100644
--- a/files/zh-cn/learn/performance/javascript/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/javascript/index.md
@@ -1,6 +1,7 @@
 ---
 title: JavaScript 性能优化
-slug: Learn/Performance/JavaScript
+slug: Learn_web_development/Extensions/Performance/JavaScript
+original_slug: Learn/Performance/JavaScript
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Performance/video", "Learn/Performance/HTML", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/measuring_performance/index.md b/files/zh-cn/learn_web_development/extensions/performance/measuring_performance/index.md
similarity index 98%
rename from files/zh-cn/learn/performance/measuring_performance/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/measuring_performance/index.md
index 03868efc486036..d919addca3ac39 100644
--- a/files/zh-cn/learn/performance/measuring_performance/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/measuring_performance/index.md
@@ -1,6 +1,7 @@
 ---
 title: 测量性能
-slug: Learn/Performance/Measuring_performance
+slug: Learn_web_development/Extensions/Performance/Measuring_performance
+original_slug: Learn/Performance/Measuring_performance
 ---
 
 {{LearnSidebar}} {{PreviousMenuNext("Learn/Performance/Perceived_performance", "Learn/Performance/Multimedia", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/multimedia/index.md b/files/zh-cn/learn_web_development/extensions/performance/multimedia/index.md
similarity index 99%
rename from files/zh-cn/learn/performance/multimedia/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/multimedia/index.md
index 7145309f56c41c..6a92f860aea3a8 100644
--- a/files/zh-cn/learn/performance/multimedia/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/multimedia/index.md
@@ -1,6 +1,7 @@
 ---
 title: 多媒体：图片
-slug: Learn/Performance/Multimedia
+slug: Learn_web_development/Extensions/Performance/Multimedia
+original_slug: Learn/Performance/Multimedia
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Performance/measuring_performance", "Learn/Performance/video", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/perceived_performance/index.md b/files/zh-cn/learn_web_development/extensions/performance/perceived_performance/index.md
similarity index 97%
rename from files/zh-cn/learn/performance/perceived_performance/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/perceived_performance/index.md
index 0785bf9ff19c01..607d17cea72d72 100644
--- a/files/zh-cn/learn/performance/perceived_performance/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/perceived_performance/index.md
@@ -1,6 +1,7 @@
 ---
 title: 感知性能
-slug: Learn/Performance/Perceived_performance
+slug: Learn_web_development/Extensions/Performance/Perceived_performance
+original_slug: Learn/Performance/Perceived_performance
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Performance/what_is_web_performance", "Learn/Performance/Measuring_performance", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/video/index.md b/files/zh-cn/learn_web_development/extensions/performance/video/index.md
similarity index 98%
rename from files/zh-cn/learn/performance/video/index.md
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index b7fee1f5c57dc2..864359d4892ef7 100644
--- a/files/zh-cn/learn/performance/video/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/video/index.md
@@ -1,6 +1,7 @@
 ---
 title: 多媒体：视频
-slug: Learn/Performance/video
+slug: Learn_web_development/Extensions/Performance/video
+original_slug: Learn/Performance/video
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Performance/Multimedia", "Learn/Performance/javascript_performance", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/web_performance_basics/index.md b/files/zh-cn/learn_web_development/extensions/performance/web_performance_basics/index.md
similarity index 95%
rename from files/zh-cn/learn/performance/web_performance_basics/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/web_performance_basics/index.md
index 204472b1098930..0c915b6b647508 100644
--- a/files/zh-cn/learn/performance/web_performance_basics/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/web_performance_basics/index.md
@@ -1,6 +1,7 @@
 ---
 title: Web performance basics
-slug: Learn/Performance/Web_Performance_Basics
+slug: Learn_web_development/Extensions/Performance/Web_Performance_Basics
+original_slug: Learn/Performance/Web_Performance_Basics
 ---
 
 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/performance/what_is_web_performance/index.md b/files/zh-cn/learn_web_development/extensions/performance/what_is_web_performance/index.md
similarity index 98%
rename from files/zh-cn/learn/performance/what_is_web_performance/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/what_is_web_performance/index.md
index 06191a06fb5da5..e869152b8c7b33 100644
--- a/files/zh-cn/learn/performance/what_is_web_performance/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/what_is_web_performance/index.md
@@ -1,6 +1,7 @@
 ---
 title: 什么是 web 性能？
-slug: Learn/Performance/What_is_web_performance
+slug: Learn_web_development/Extensions/Performance/What_is_web_performance
+original_slug: Learn/Performance/What_is_web_performance
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Performance/why_web_performance", "Learn/Performance/Perceived_performance", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/performance/why_web_performance/index.md b/files/zh-cn/learn_web_development/extensions/performance/why_web_performance/index.md
similarity index 98%
rename from files/zh-cn/learn/performance/why_web_performance/index.md
rename to files/zh-cn/learn_web_development/extensions/performance/why_web_performance/index.md
index cb91cf45dd32e5..9d62afbb7e3b97 100644
--- a/files/zh-cn/learn/performance/why_web_performance/index.md
+++ b/files/zh-cn/learn_web_development/extensions/performance/why_web_performance/index.md
@@ -1,6 +1,7 @@
 ---
 title: Web 性能的重要性
-slug: Learn/Performance/why_web_performance
+slug: Learn_web_development/Extensions/Performance/why_web_performance
+original_slug: Learn/Performance/why_web_performance
 ---
 
 {{LearnSidebar}}{{NextMenu("Learn/Performance/What_is_web_performance", "Learn/Performance")}}
diff --git a/files/zh-cn/learn/server-side/configuring_server_mime_types/index.md b/files/zh-cn/learn_web_development/extensions/server-side/configuring_server_mime_types/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/configuring_server_mime_types/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/configuring_server_mime_types/index.md
index ca268181bb1afe..5d071a6d46f33a 100644
--- a/files/zh-cn/learn/server-side/configuring_server_mime_types/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/configuring_server_mime_types/index.md
@@ -1,6 +1,7 @@
 ---
 title: Properly Configuring Server MIME Types
-slug: Learn/Server-side/Configuring_server_MIME_types
+slug: Learn_web_development/Extensions/Server-side/Configuring_server_MIME_types
+original_slug: Learn/Server-side/Configuring_server_MIME_types
 ---
 
 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/server-side/django/admin_site/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/admin_site/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/admin_site/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/admin_site/index.md
index d3f6b6c8e7964f..9e1a5d647eb660 100644
--- a/files/zh-cn/learn/server-side/django/admin_site/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/admin_site/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django Tutorial Part 4: Django 管理员站点"
-slug: Learn/Server-side/Django/Admin_site
+slug: Learn_web_development/Extensions/Server-side/Django/Admin_site
+original_slug: Learn/Server-side/Django/Admin_site
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Models", "Learn/Server-side/Django/Home_page", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/authentication/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/authentication/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/authentication/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/authentication/index.md
index 8343025c89c0aa..6a54b6c3fe52d1 100644
--- a/files/zh-cn/learn/server-side/django/authentication/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/authentication/index.md
@@ -1,6 +1,7 @@
 ---
 title: Django 教程 8：用户授权与许可
-slug: Learn/Server-side/Django/Authentication
+slug: Learn_web_development/Extensions/Server-side/Django/Authentication
+original_slug: Learn/Server-side/Django/Authentication
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Sessions", "Learn/Server-side/Django/Forms", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/deployment/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/deployment/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/deployment/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/deployment/index.md
index 60e0597bf73b05..0ead333bb824e1 100644
--- a/files/zh-cn/learn/server-side/django/deployment/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/deployment/index.md
@@ -1,6 +1,7 @@
 ---
 title: Django 教程 11：部署 Django 到生产环境
-slug: Learn/Server-side/Django/Deployment
+slug: Learn_web_development/Extensions/Server-side/Django/Deployment
+original_slug: Learn/Server-side/Django/Deployment
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Testing", "Learn/Server-side/Django/web_application_security", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/development_environment/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/development_environment/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/development_environment/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/development_environment/index.md
index a277cac2e1c524..d77920511132e6 100644
--- a/files/zh-cn/learn/server-side/django/development_environment/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/development_environment/index.md
@@ -1,6 +1,7 @@
 ---
 title: 设置 Django 开发环境
-slug: Learn/Server-side/Django/development_environment
+slug: Learn_web_development/Extensions/Server-side/Django/development_environment
+original_slug: Learn/Server-side/Django/development_environment
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Introduction", "Learn/Server-side/Django/Tutorial_local_library_website", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/django_assessment_blog/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/django_assessment_blog/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/django/django_assessment_blog/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/django_assessment_blog/index.md
index 6c9e4bf9a96935..fa1f14b21a2e94 100644
--- a/files/zh-cn/learn/server-side/django/django_assessment_blog/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/django_assessment_blog/index.md
@@ -1,6 +1,7 @@
 ---
 title: 评估：DIY Django 微博客
-slug: Learn/Server-side/Django/django_assessment_blog
+slug: Learn_web_development/Extensions/Server-side/Django/django_assessment_blog
+original_slug: Learn/Server-side/Django/django_assessment_blog
 ---
 
 {{LearnSidebar}}{{PreviousMenu("Learn/Server-side/Django/web_application_security", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/forms/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/forms/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/forms/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/forms/index.md
index a6aa396b774b66..a35022a2b23e9d 100644
--- a/files/zh-cn/learn/server-side/django/forms/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/forms/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django 教程 9: 使用表单"
-slug: Learn/Server-side/Django/Forms
+slug: Learn_web_development/Extensions/Server-side/Django/Forms
+original_slug: Learn/Server-side/Django/Forms
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/authentication_and_sessions", "Learn/Server-side/Django/Testing", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/generic_views/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/generic_views/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/generic_views/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/generic_views/index.md
index 2c1535a2ed2d42..18d5aa14ba7f33 100644
--- a/files/zh-cn/learn/server-side/django/generic_views/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/generic_views/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django 教程 6: 通用列表和详细信息视图"
-slug: Learn/Server-side/Django/Generic_views
+slug: Learn_web_development/Extensions/Server-side/Django/Generic_views
+original_slug: Learn/Server-side/Django/Generic_views
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Home_page", "Learn/Server-side/Django/Sessions", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/home_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/home_page/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/home_page/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/home_page/index.md
index e5c98541ed2e2a..87f3a3a998c519 100644
--- a/files/zh-cn/learn/server-side/django/home_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/home_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: Django 教程 5：主页构建
-slug: Learn/Server-side/Django/Home_page
+slug: Learn_web_development/Extensions/Server-side/Django/Home_page
+original_slug: Learn/Server-side/Django/Home_page
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Admin_site", "Learn/Server-side/Django/Generic_views", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/django/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/index.md
index c927991299fe94..c49c87fc7d2ded 100644
--- a/files/zh-cn/learn/server-side/django/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/index.md
@@ -1,6 +1,7 @@
 ---
 title: Django Web 框架 (python)
-slug: Learn/Server-side/Django
+slug: Learn_web_development/Extensions/Server-side/Django
+original_slug: Learn/Server-side/Django
 ---
 
 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/server-side/django/introduction/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/introduction/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/introduction/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/introduction/index.md
index 48469043780a91..d06855479d9f53 100644
--- a/files/zh-cn/learn/server-side/django/introduction/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/introduction/index.md
@@ -1,6 +1,7 @@
 ---
 title: Django 介绍
-slug: Learn/Server-side/Django/Introduction
+slug: Learn_web_development/Extensions/Server-side/Django/Introduction
+original_slug: Learn/Server-side/Django/Introduction
 ---
 
 {{LearnSidebar}}{{NextMenu("Learn/Server-side/Django/development_environment", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/models/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/models/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/models/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/models/index.md
index 58bfba149e68fd..4e0a61447cf621 100644
--- a/files/zh-cn/learn/server-side/django/models/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/models/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django Tutorial Part 3: 使用模型"
-slug: Learn/Server-side/Django/Models
+slug: Learn_web_development/Extensions/Server-side/Django/Models
+original_slug: Learn/Server-side/Django/Models
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/skeleton_website", "Learn/Server-side/Django/Admin_site", "Learn/Server-side/Django")}}这篇文章展示了如何为我们的 LocalLibray（本地图书馆）网站定义 models。它解释了一个模型是什么，它是怎么被声明的，和其中的一些主要域类型。
diff --git a/files/zh-cn/learn/server-side/django/models/local_library_model_uml_v0_1.png b/files/zh-cn/learn_web_development/extensions/server-side/django/models/local_library_model_uml_v0_1.png
similarity index 100%
rename from files/zh-cn/learn/server-side/django/models/local_library_model_uml_v0_1.png
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diff --git a/files/zh-cn/learn/server-side/django/sessions/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/sessions/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/django/sessions/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/sessions/index.md
index cacb71505529ce..5b193b046fb1e7 100644
--- a/files/zh-cn/learn/server-side/django/sessions/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/sessions/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django 教程 7: 会话框架"
-slug: Learn/Server-side/Django/Sessions
+slug: Learn_web_development/Extensions/Server-side/Django/Sessions
+original_slug: Learn/Server-side/Django/Sessions
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Generic_views", "Learn/Server-side/Django/authentication_and_sessions", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/skeleton_website/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/skeleton_website/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/skeleton_website/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/skeleton_website/index.md
index c467ee1cc4850b..8efa3e91d2c40a 100644
--- a/files/zh-cn/learn/server-side/django/skeleton_website/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/skeleton_website/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django Tutorial Part 2: 创建网站的地基"
-slug: Learn/Server-side/Django/skeleton_website
+slug: Learn_web_development/Extensions/Server-side/Django/skeleton_website
+original_slug: Learn/Server-side/Django/skeleton_website
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Tutorial_local_library_website", "Learn/Server-side/Django/Models", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/testing/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/testing/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/django/testing/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/testing/index.md
index 78f8dcbb4b49d1..beda86880cd23b 100644
--- a/files/zh-cn/learn/server-side/django/testing/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/testing/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django 教程 10: 测试 Django 网页应用"
-slug: Learn/Server-side/Django/Testing
+slug: Learn_web_development/Extensions/Server-side/Django/Testing
+original_slug: Learn/Server-side/Django/Testing
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Forms", "Learn/Server-side/Django/Deployment", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/tutorial_local_library_website/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/tutorial_local_library_website/index.md
similarity index 96%
rename from files/zh-cn/learn/server-side/django/tutorial_local_library_website/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/tutorial_local_library_website/index.md
index b607250774f0b7..ff8db600fa120b 100644
--- a/files/zh-cn/learn/server-side/django/tutorial_local_library_website/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/tutorial_local_library_website/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Django Tutorial: The Local Library website"
-slug: Learn/Server-side/Django/Tutorial_local_library_website
+slug: Learn_web_development/Extensions/Server-side/Django/Tutorial_local_library_website
+original_slug: Learn/Server-side/Django/Tutorial_local_library_website
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/development_environment", "Learn/Server-side/Django/skeleton_website", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/django/web_application_security/index.md b/files/zh-cn/learn_web_development/extensions/server-side/django/web_application_security/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/django/web_application_security/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/django/web_application_security/index.md
index c58dda7bf6e3a5..1cc430d0798497 100644
--- a/files/zh-cn/learn/server-side/django/web_application_security/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/django/web_application_security/index.md
@@ -1,6 +1,7 @@
 ---
 title: Django Web 应用安全
-slug: Learn/Server-side/Django/web_application_security
+slug: Learn_web_development/Extensions/Server-side/Django/web_application_security
+original_slug: Learn/Server-side/Django/web_application_security
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Django/Deployment", "Learn/Server-side/Django/django_assessment_blog", "Learn/Server-side/Django")}}
diff --git a/files/zh-cn/learn/server-side/express_nodejs/deployment/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/deployment/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/express_nodejs/deployment/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/deployment/index.md
index 939e8e7c7768d2..005916f73ebb8b 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/deployment/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/deployment/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Express 教程 7: 部署到生产环境"
-slug: Learn/Server-side/Express_Nodejs/deployment
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/deployment
+original_slug: Learn/Server-side/Express_Nodejs/deployment
 ---
 
 {{LearnSidebar}}{{PreviousMenu("Learn/Server-side/Express_Nodejs/forms", "Learn/Server-side/Express_Nodejs")}}
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similarity index 100%
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rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/development_environment/debug.png
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rename from files/zh-cn/learn/server-side/express_nodejs/development_environment/express.png
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/development_environment/express.png
diff --git a/files/zh-cn/learn/server-side/express_nodejs/development_environment/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/development_environment/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/express_nodejs/development_environment/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/development_environment/index.md
index 57f9e513853afb..829b1851b8e23d 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/development_environment/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/development_environment/index.md
@@ -1,6 +1,7 @@
 ---
 title: 设置 Node 开发环境
-slug: Learn/Server-side/Express_Nodejs/development_environment
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/development_environment
+original_slug: Learn/Server-side/Express_Nodejs/development_environment
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Express_Nodejs/Introduction", "Learn/Server-side/Express_Nodejs/Tutorial_local_library_website", "Learn/Server-side/Express_Nodejs")}}
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/author_detail_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/author_detail_page/index.md
similarity index 94%
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rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/author_detail_page/index.md
index cc87121b853c2b..ec8e34690f4972 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/author_detail_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/author_detail_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: 作者详情页面
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Author_detail_page
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Author_detail_page
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Author_detail_page
 l10n:
   sourceCommit: 8d5440dbd259fd6eea32b4f4a200f25257d1bf41
 ---
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/author_list_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/author_list_page/index.md
similarity index 95%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/author_list_page/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/author_list_page/index.md
index 4115aa8f725af7..b8975e1495bce5 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/author_list_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/author_list_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: 作者清单面页、分类清单页面挑战
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Author_list_page
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Author_list_page
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Author_list_page
 ---
 
 作者列表页面，需要呈现数据库中所有作者的列表，有每位作者的名字，并连结到作者详细内容页面。出生与死亡日期应该在名字后面，并且在同一列。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/book_detail_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/book_detail_page/index.md
similarity index 95%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/book_detail_page/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/book_detail_page/index.md
index e450f5592d5d5c..23de477c3d1446 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/book_detail_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/book_detail_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: 书籍详细信息页面
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Book_detail_page
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Book_detail_page
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Book_detail_page
 ---
 
 *书籍详细信息页面*需要呈现指定书籍（`Book`，使用自动生成的 `_id` 字段值进行标识）的信息，以及图书馆中每一个关联的副本（`BookInstance`）的信息。无论我们在哪里呈现一个作者、种类，或书籍实例，都应该链接到关联的详细信息页面。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/book_list_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/book_list_page/index.md
similarity index 95%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/book_list_page/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/book_list_page/index.md
index 52e87c73aa0914..1f8d9266e87acb 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/book_list_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/book_list_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: 书本列表页面
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Book_list_page
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Book_list_page
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Book_list_page
 ---
 
 接下来我们将实现书本列表页面。这个页面需要呈现数据库中所有书本的列表，包含每本书的作者、标题，标题将成为一个超链接，链接到书本详细内容页面。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/bookinstance_detail_page_and_challenge/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/bookinstance_detail_page_and_challenge/index.md
similarity index 94%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/bookinstance_detail_page_and_challenge/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/bookinstance_detail_page_and_challenge/index.md
index bf988f0b25b045..15df5d8f889744 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/bookinstance_detail_page_and_challenge/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/bookinstance_detail_page_and_challenge/index.md
@@ -1,6 +1,7 @@
 ---
 title: 书本实例详情页面与自我挑战
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/BookInstance_detail_page_and_challenge
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/BookInstance_detail_page_and_challenge
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/BookInstance_detail_page_and_challenge
 ---
 
 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/bookinstance_list_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/bookinstance_list_page/index.md
similarity index 95%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/bookinstance_list_page/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/bookinstance_list_page/index.md
index 707d2d752c3448..fbe6bfe44f01cf 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/bookinstance_list_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/bookinstance_list_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: 书本实例列表页面
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/BookInstance_list_page
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/BookInstance_list_page
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/BookInstance_list_page
 ---
 
 接下来，我们将实现图书馆中所有书本实例（`BookInstance`）的列表页面。这个页面需要包含与每个 `BookInstance`（链接到其详细信息页面）关联的书本 `Book` 标题，以及 `BookInstance` 模型中的其他信息，包含每个副本的状态、下属品牌和唯一 ID。唯一 ID 的文本应该链接到 `BookInstance` 详细信息页面。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/date_formatting_using_moment/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/date_formatting_using_moment/index.md
similarity index 92%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/date_formatting_using_moment/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/date_formatting_using_moment/index.md
index f9689c4d43b27f..03ecb6c1e522c0 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/date_formatting_using_moment/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/date_formatting_using_moment/index.md
@@ -1,6 +1,7 @@
 ---
 title: 使用 luxon 做日期格式化
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Date_formatting_using_moment
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Date_formatting_using_moment
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Date_formatting_using_moment
 l10n:
   sourceCommit: 8d5440dbd259fd6eea32b4f4a200f25257d1bf41
 ---
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/genre_detail_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/genre_detail_page/index.md
similarity index 96%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/genre_detail_page/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/genre_detail_page/index.md
index 6a18e4e435b67b..2c6fe5a35f3fb2 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/genre_detail_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/genre_detail_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: 种类细节页面
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Genre_detail_page
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Genre_detail_page
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Genre_detail_page
 ---
 
 种类细节页面，需要利用`_id` 字段值 (自动生成) ，以呈现特定种类实例的信息。此页面应该呈现种类名称，各个种类的所有书本列表 (每本书都连结到书本的细节页面)。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/home_page/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/home_page/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/home_page/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/home_page/index.md
index 8c4586f03fcaf8..010448706fe715 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/home_page/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/home_page/index.md
@@ -1,6 +1,7 @@
 ---
 title: 主页
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Home_page
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Home_page
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Home_page
 ---
 
 我们创建的第一个页面，是网站的主页面，可以从网站的根目录 (`'/'`) ，或者 catalog 的根目录 (`catalog/`) 访问。这将呈现一些网站的静态文字描述，以及动态计算数据库中不同记录类型的“计数”。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/index.md
index d9b3dab1294c95..d4a080f115a44c 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Express 教程 5: 呈现图书馆数据"
-slug: Learn/Server-side/Express_Nodejs/Displaying_data
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Express_Nodejs/routes", "Learn/Server-side/Express_Nodejs/forms", "Learn/Server-side/Express_Nodejs")}}
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/locallibrary_base_template/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/locallibrary_base_template/index.md
similarity index 94%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/locallibrary_base_template/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/locallibrary_base_template/index.md
index 852755d366b173..5770b4176a497e 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/locallibrary_base_template/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/locallibrary_base_template/index.md
@@ -1,6 +1,7 @@
 ---
 title: 本地图书馆基础模板
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/LocalLibrary_base_template
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/LocalLibrary_base_template
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/LocalLibrary_base_template
 ---
 
 现在我们了解如何使用 Pug 拓展模板，让我们开始项目，创建一个基础模板。这个模板会有一个侧边栏，连结到本教程中将要创建的各个页面（例如，呈现并创建书本、种类、作者等等），以及一个主要内容区域，我们将在每个页面中进行覆写。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/template_primer/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/template_primer/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/displaying_data/template_primer/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/template_primer/index.md
index 6308b7ae551e3e..e7f6a262ed6521 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/displaying_data/template_primer/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/displaying_data/template_primer/index.md
@@ -1,6 +1,7 @@
 ---
 title: 模板入门
-slug: Learn/Server-side/Express_Nodejs/Displaying_data/Template_primer
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Displaying_data/Template_primer
+original_slug: Learn/Server-side/Express_Nodejs/Displaying_data/Template_primer
 ---
 
 模板是一个文字档，定义了一个输出档的结构或者排版，使用定位符号表示，当模板被绘制时，资料将插入到何处（在 Express，模板被称为视图）。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/forms/create_author_form/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_author_form/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/forms/create_author_form/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_author_form/index.md
index bbf71f3d7680ad..92deb1ed03e17f 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/forms/create_author_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_author_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 创建作者表单
-slug: Learn/Server-side/Express_Nodejs/forms/Create_author_form
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_author_form
+original_slug: Learn/Server-side/Express_Nodejs/forms/Create_author_form
 l10n:
   sourceCommit: 8d5440dbd259fd6eea32b4f4a200f25257d1bf41
 ---
diff --git a/files/zh-cn/learn/server-side/express_nodejs/forms/create_book_form/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_book_form/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/express_nodejs/forms/create_book_form/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_book_form/index.md
index 36eb27bc6ee929..980729b517336d 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/forms/create_book_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_book_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 创建书本表单
-slug: Learn/Server-side/Express_Nodejs/forms/Create_book_form
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_book_form
+original_slug: Learn/Server-side/Express_Nodejs/forms/Create_book_form
 ---
 
 此子文档显示如何定义页面/表单以创建 `Book` 对象。这比相同的作者 `Author` 或种类 `Genre` 页面稍微复杂一点，因为我们需要在我们的书本表单中，获取并显示可用的作者和种类记录。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/forms/create_bookinstance_form/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_bookinstance_form/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/forms/create_bookinstance_form/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_bookinstance_form/index.md
index b7e2b2f669d66a..fe23a4b939e52c 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/forms/create_bookinstance_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_bookinstance_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 创建书本实例表单
-slug: Learn/Server-side/Express_Nodejs/forms/Create_BookInstance_form
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_BookInstance_form
+original_slug: Learn/Server-side/Express_Nodejs/forms/Create_BookInstance_form
 ---
 
 本章节演示如何定义一个页面/表单，以创建`BookInstance` 物件。这很像我们用来创建书本 `Book` 物件的表单。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/forms/create_genre_form/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_genre_form/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/express_nodejs/forms/create_genre_form/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_genre_form/index.md
index b9e685066e918e..6e5b1bbd95e743 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/forms/create_genre_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/create_genre_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 创建类型表单
-slug: Learn/Server-side/Express_Nodejs/forms/Create_genre_form
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Create_genre_form
+original_slug: Learn/Server-side/Express_Nodejs/forms/Create_genre_form
 l10n:
   sourceCommit: 8d5440dbd259fd6eea32b4f4a200f25257d1bf41
 ---
diff --git a/files/zh-cn/learn/server-side/express_nodejs/forms/delete_author_form/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/delete_author_form/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/forms/delete_author_form/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/delete_author_form/index.md
index 7199e86c47cbd6..cade0bca9982fe 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/forms/delete_author_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/delete_author_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 删除作者表单
-slug: Learn/Server-side/Express_Nodejs/forms/Delete_author_form
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Delete_author_form
+original_slug: Learn/Server-side/Express_Nodejs/forms/Delete_author_form
 ---
 
 此子文档显示，如何定义页面以删除 `Author` 对象。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/forms/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/express_nodejs/forms/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/index.md
index 4b35cf2c2ee8fe..42d7d0a09dd528 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/forms/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/index.md
@@ -1,6 +1,7 @@
 ---
 title: "Express 教程 6: 使用表单"
-slug: Learn/Server-side/Express_Nodejs/forms
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/forms
+original_slug: Learn/Server-side/Express_Nodejs/forms
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Express_Nodejs/Displaying_data", "Learn/Server-side/Express_Nodejs/deployment", "Learn/Server-side/Express_Nodejs")}}
diff --git a/files/zh-cn/learn/server-side/express_nodejs/forms/update_book_form/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/update_book_form/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/forms/update_book_form/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/update_book_form/index.md
index 91c3b0ddc08313..a884e6e8af1636 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/forms/update_book_form/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/forms/update_book_form/index.md
@@ -1,6 +1,7 @@
 ---
 title: 更新书本表单
-slug: Learn/Server-side/Express_Nodejs/forms/Update_Book_form
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/forms/Update_Book_form
+original_slug: Learn/Server-side/Express_Nodejs/forms/Update_Book_form
 ---
 
 本文最后一部分演示如何定义一个页面，以更新书本（`Book`）对象。当更新一本书的时候，表单处理更像是创建一本书，除了你必须将表单填进 `GET` 路由，并附加上来自数据库的值。
diff --git a/files/zh-cn/learn/server-side/express_nodejs/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/index.md
similarity index 97%
rename from files/zh-cn/learn/server-side/express_nodejs/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/index.md
index 6dd75a8bb5f89f..725dfb8842eeeb 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/index.md
@@ -1,6 +1,7 @@
 ---
 title: Express Web 框架（Node.js/JavaScript）
-slug: Learn/Server-side/Express_Nodejs
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs
+original_slug: Learn/Server-side/Express_Nodejs
 ---
 
 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/server-side/express_nodejs/introduction/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/introduction/index.md
similarity index 99%
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rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/introduction/index.md
index d6a031cee2615a..1c16f7ecf8fa83 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/introduction/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/introduction/index.md
@@ -1,6 +1,7 @@
 ---
 title: Express/Node 入门
-slug: Learn/Server-side/Express_Nodejs/Introduction
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Introduction
+original_slug: Learn/Server-side/Express_Nodejs/Introduction
 ---
 
 {{LearnSidebar}}{{NextMenu("Learn/Server-side/Express_Nodejs/development_environment", "Learn/Server-side/Express_Nodejs")}}
diff --git a/files/zh-cn/learn/server-side/express_nodejs/mongoose/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/mongoose/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/express_nodejs/mongoose/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/mongoose/index.md
index 0b5591d4d56d73..1e0bd80a57a2db 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/mongoose/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/mongoose/index.md
@@ -1,6 +1,7 @@
 ---
 title: Express 教程 3：使用数据库  (Mongoose)
-slug: Learn/Server-side/Express_Nodejs/mongoose
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/mongoose
+original_slug: Learn/Server-side/Express_Nodejs/mongoose
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Express_Nodejs/skeleton_website", "Learn/Server-side/Express_Nodejs/routes", "Learn/Server-side/Express_Nodejs")}}
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similarity index 100%
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diff --git a/files/zh-cn/learn/server-side/express_nodejs/mongoose/mlabcreatenewdeployment.png b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/mongoose/mlabcreatenewdeployment.png
similarity index 100%
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diff --git a/files/zh-cn/learn/server-side/express_nodejs/routes/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/routes/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/express_nodejs/routes/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/routes/index.md
index 767090b39c956f..0ba73b5cbeb566 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/routes/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/routes/index.md
@@ -1,6 +1,7 @@
 ---
 title: Express 教程 4：路由和控制器
-slug: Learn/Server-side/Express_Nodejs/routes
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/routes
+original_slug: Learn/Server-side/Express_Nodejs/routes
 l10n:
   sourceCommit: 1467f47e1944c151b368e047fe4f9cf7f1f0e0e2
 ---
diff --git a/files/zh-cn/learn/server-side/express_nodejs/skeleton_website/express-help.png b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/express-help.png
similarity index 100%
rename from files/zh-cn/learn/server-side/express_nodejs/skeleton_website/express-help.png
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/express-help.png
diff --git a/files/zh-cn/learn/server-side/express_nodejs/skeleton_website/express.png b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/express.png
similarity index 100%
rename from files/zh-cn/learn/server-side/express_nodejs/skeleton_website/express.png
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/express.png
diff --git a/files/zh-cn/learn/server-side/express_nodejs/skeleton_website/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/express_nodejs/skeleton_website/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/index.md
index 5d65e2fbe03ade..2b2e30f11f45dc 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/skeleton_website/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/index.md
@@ -1,6 +1,7 @@
 ---
 title: Express 教程 2：创建站点框架
-slug: Learn/Server-side/Express_Nodejs/skeleton_website
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/skeleton_website
+original_slug: Learn/Server-side/Express_Nodejs/skeleton_website
 ---
 
 {{LearnSidebar}}
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similarity index 100%
rename from files/zh-cn/learn/server-side/express_nodejs/skeleton_website/npm-start.png
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/npm-start.png
diff --git a/files/zh-cn/learn/server-side/express_nodejs/skeleton_website/success.png b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/success.png
similarity index 100%
rename from files/zh-cn/learn/server-side/express_nodejs/skeleton_website/success.png
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/skeleton_website/success.png
diff --git a/files/zh-cn/learn/server-side/express_nodejs/tutorial_local_library_website/index.md b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/tutorial_local_library_website/index.md
similarity index 95%
rename from files/zh-cn/learn/server-side/express_nodejs/tutorial_local_library_website/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/tutorial_local_library_website/index.md
index 30bc0f681bc786..51c4e97b2f15bd 100644
--- a/files/zh-cn/learn/server-side/express_nodejs/tutorial_local_library_website/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/express_nodejs/tutorial_local_library_website/index.md
@@ -1,6 +1,7 @@
 ---
 title: Express 教程：本地图书馆网站
-slug: Learn/Server-side/Express_Nodejs/Tutorial_local_library_website
+slug: Learn_web_development/Extensions/Server-side/Express_Nodejs/Tutorial_local_library_website
+original_slug: Learn/Server-side/Express_Nodejs/Tutorial_local_library_website
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/Express_Nodejs/development_environment", "Learn/Server-side/Express_Nodejs/skeleton_website", "Learn/Server-side/Express_Nodejs")}}
diff --git a/files/zh-cn/learn/server-side/first_steps/client-server_overview/index.md b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/client-server_overview/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/first_steps/client-server_overview/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/first_steps/client-server_overview/index.md
index 390aecffdadb60..0b9b740558de39 100644
--- a/files/zh-cn/learn/server-side/first_steps/client-server_overview/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/client-server_overview/index.md
@@ -1,6 +1,7 @@
 ---
 title: 客户端服务端交互概述
-slug: Learn/Server-side/First_steps/Client-Server_overview
+slug: Learn_web_development/Extensions/Server-side/First_steps/Client-Server_overview
+original_slug: Learn/Server-side/First_steps/Client-Server_overview
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/First_steps/Introduction", "Learn/Server-side/First_steps/Web_frameworks", "Learn/Server-side/First_steps")}}
diff --git a/files/zh-cn/learn/server-side/first_steps/index.md b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/index.md
similarity index 96%
rename from files/zh-cn/learn/server-side/first_steps/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/first_steps/index.md
index 3890a04bf245ce..b5eea4dafd170f 100644
--- a/files/zh-cn/learn/server-side/first_steps/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/index.md
@@ -1,6 +1,7 @@
 ---
 title: 服务端网站编程的第一步
-slug: Learn/Server-side/First_steps
+slug: Learn_web_development/Extensions/Server-side/First_steps
+original_slug: Learn/Server-side/First_steps
 ---
 
 {{LearnSidebar}}在我们的服务端编程板块中，我们回答了服务端编程的一系列基础问题—“它是什么？”，“它和客户端编程的区别是什么？”，还有“为什么它是有价值的？”。然后我们提供了对几个最受欢迎的服务端 Web 框架的概览，同时还有对如何选择最适合的框架来创建你第一个网站的指导。最后我们提供了一篇从高层次介绍 Web 服务器安全的文章。
diff --git a/files/zh-cn/learn/server-side/first_steps/introduction/index.md b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/introduction/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/first_steps/introduction/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/first_steps/introduction/index.md
index 8a0f58512a8d89..3b5b3598dabd6a 100644
--- a/files/zh-cn/learn/server-side/first_steps/introduction/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/introduction/index.md
@@ -1,6 +1,7 @@
 ---
 title: 服务端编程介绍
-slug: Learn/Server-side/First_steps/Introduction
+slug: Learn_web_development/Extensions/Server-side/First_steps/Introduction
+original_slug: Learn/Server-side/First_steps/Introduction
 ---
 
 {{LearnSidebar}}{{NextMenu("Learn/Server-side/First_steps/Client-Server_overview", "Learn/Server-side/First_steps")}}
diff --git a/files/zh-cn/learn/server-side/first_steps/web_frameworks/index.md b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/web_frameworks/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/first_steps/web_frameworks/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/first_steps/web_frameworks/index.md
index 499b2c2988e081..0a8ca86fd9a039 100644
--- a/files/zh-cn/learn/server-side/first_steps/web_frameworks/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/web_frameworks/index.md
@@ -1,6 +1,7 @@
 ---
 title: 服务端 web 框架
-slug: Learn/Server-side/First_steps/Web_frameworks
+slug: Learn_web_development/Extensions/Server-side/First_steps/Web_frameworks
+original_slug: Learn/Server-side/First_steps/Web_frameworks
 ---
 
 {{LearnSidebar}}{{PreviousMenuNext("Learn/Server-side/First_steps/Client-Server_overview", "Learn/Server-side/First_steps/Website_security", "Learn/Server-side/First_steps")}}
diff --git a/files/zh-cn/learn/server-side/first_steps/website_security/index.md b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/website_security/index.md
similarity index 99%
rename from files/zh-cn/learn/server-side/first_steps/website_security/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/first_steps/website_security/index.md
index c45c9ec6c96a33..d729b9474aa286 100644
--- a/files/zh-cn/learn/server-side/first_steps/website_security/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/first_steps/website_security/index.md
@@ -1,6 +1,7 @@
 ---
 title: 站点安全
-slug: Learn/Server-side/First_steps/Website_security
+slug: Learn_web_development/Extensions/Server-side/First_steps/Website_security
+original_slug: Learn/Server-side/First_steps/Website_security
 ---
 
 {{LearnSidebar}}{{PreviousMenu("Learn/Server-side/First_steps/Web_frameworks", "Learn/Server-side/First_steps")}}
diff --git a/files/zh-cn/learn/server-side/index.md b/files/zh-cn/learn_web_development/extensions/server-side/index.md
similarity index 98%
rename from files/zh-cn/learn/server-side/index.md
rename to files/zh-cn/learn_web_development/extensions/server-side/index.md
index 7b9cc76050f87f..c2b1218d3150e8 100644
--- a/files/zh-cn/learn/server-side/index.md
+++ b/files/zh-cn/learn_web_development/extensions/server-side/index.md
@@ -1,6 +1,7 @@
 ---
 title: 服务器端网站编程
-slug: Learn/Server-side
+slug: Learn_web_development/Extensions/Server-side
+original_slug: Learn/Server-side
 l10n:
   sourceCommit: 8184fa218341dbb193ce6adaa1240c89fae045ec
 ---
diff --git a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/automated_testing/index.md b/files/zh-cn/learn_web_development/extensions/testing/automated_testing/index.md
similarity index 99%
rename from files/zh-cn/learn/tools_and_testing/cross_browser_testing/automated_testing/index.md
rename to files/zh-cn/learn_web_development/extensions/testing/automated_testing/index.md
index 1d24c76cfe3f49..68dd04951bf9c5 100644
--- a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/automated_testing/index.md
+++ b/files/zh-cn/learn_web_development/extensions/testing/automated_testing/index.md
@@ -1,6 +1,7 @@
 ---
 title: 自动化测试简介
-slug: Learn/Tools_and_testing/Cross_browser_testing/Automated_testing
+slug: Learn_web_development/Extensions/Testing/Automated_testing
+original_slug: Learn/Tools_and_testing/Cross_browser_testing/Automated_testing
 l10n:
   sourceCommit: 4dec42ed700040565e8af0e14ff104054ebc20f5
 ---
diff --git a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/feature_detection/index.md b/files/zh-cn/learn_web_development/extensions/testing/feature_detection/index.md
similarity index 98%
rename from files/zh-cn/learn/tools_and_testing/cross_browser_testing/feature_detection/index.md
rename to files/zh-cn/learn_web_development/extensions/testing/feature_detection/index.md
index fdc02875c02013..0f901f8eeeb0df 100644
--- a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/feature_detection/index.md
+++ b/files/zh-cn/learn_web_development/extensions/testing/feature_detection/index.md
@@ -1,6 +1,7 @@
 ---
 title: 实现特性检测
-slug: Learn/Tools_and_testing/Cross_browser_testing/Feature_detection
+slug: Learn_web_development/Extensions/Testing/Feature_detection
+original_slug: Learn/Tools_and_testing/Cross_browser_testing/Feature_detection
 l10n:
   sourceCommit: cde9330e9bbaddea72febf44dcc3a7db16fe1a11
 ---
diff --git a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/html_and_css/index.md b/files/zh-cn/learn_web_development/extensions/testing/html_and_css/index.md
similarity index 99%
rename from files/zh-cn/learn/tools_and_testing/cross_browser_testing/html_and_css/index.md
rename to files/zh-cn/learn_web_development/extensions/testing/html_and_css/index.md
index 164b46a64d1770..9b9020a7ebdec9 100644
--- a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/html_and_css/index.md
+++ b/files/zh-cn/learn_web_development/extensions/testing/html_and_css/index.md
@@ -1,6 +1,7 @@
 ---
 title: 处理常见的 HTML 和 CSS 问题
-slug: Learn/Tools_and_testing/Cross_browser_testing/HTML_and_CSS
+slug: Learn_web_development/Extensions/Testing/HTML_and_CSS
+original_slug: Learn/Tools_and_testing/Cross_browser_testing/HTML_and_CSS
 l10n:
   sourceCommit: 56fc816a9fb8e96a6b69cd19be03f62b582c06ae
 ---
diff --git a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/index.md b/files/zh-cn/learn_web_development/extensions/testing/index.md
similarity index 97%
rename from files/zh-cn/learn/tools_and_testing/cross_browser_testing/index.md
rename to files/zh-cn/learn_web_development/extensions/testing/index.md
index 5cbfcac63dce77..b33d8d2d795850 100644
--- a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/index.md
+++ b/files/zh-cn/learn_web_development/extensions/testing/index.md
@@ -1,6 +1,7 @@
 ---
 title: 跨浏览器测试
-slug: Learn/Tools_and_testing/Cross_browser_testing
+slug: Learn_web_development/Extensions/Testing
+original_slug: Learn/Tools_and_testing/Cross_browser_testing
 l10n:
   sourceCommit: 26e2f9883e0e73def04c0e86fec6da3ec42e66b3
 ---
diff --git a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/introduction/index.md b/files/zh-cn/learn_web_development/extensions/testing/introduction/index.md
similarity index 99%
rename from files/zh-cn/learn/tools_and_testing/cross_browser_testing/introduction/index.md
rename to files/zh-cn/learn_web_development/extensions/testing/introduction/index.md
index 1c36c0771e856a..d15722e5ffbacb 100644
--- a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/introduction/index.md
+++ b/files/zh-cn/learn_web_development/extensions/testing/introduction/index.md
@@ -1,6 +1,7 @@
 ---
 title: 跨浏览器测试介绍
-slug: Learn/Tools_and_testing/Cross_browser_testing/Introduction
+slug: Learn_web_development/Extensions/Testing/Introduction
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similarity index 99%
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index a31082abc54c55..929521c5b7c3ea 100644
--- a/files/zh-cn/learn/tools_and_testing/cross_browser_testing/testing_strategies/index.md
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@@ -1,6 +1,7 @@
 ---
 title: 测试的策略
-slug: Learn/Tools_and_testing/Cross_browser_testing/Testing_strategies
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 ---
 title: 搭建自己的自动化测试环境
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 ---
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-slug: Learn/Common_questions/Web_mechanics/Pages_sites_servers_and_search_engines
+slug: Learn_web_development/Getting_started/Environment_setup/Browsing_the_web
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-slug: Learn/Tools_and_testing/Understanding_client-side_tools/Command_line
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 ---
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similarity index 98%
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similarity index 97%
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 ---
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similarity index 97%
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 ---
 title: 发布你的网站
-slug: Learn/Getting_started_with_the_web/Publishing_your_website
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similarity index 99%
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 title: CSS 基础
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similarity index 96%
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index a471c2e6e80893..c91d054b84345e 100644
--- a/files/zh-cn/learn/getting_started_with_the_web/what_will_your_website_look_like/index.md
+++ b/files/zh-cn/learn_web_development/getting_started/your_first_website/what_will_your_website_look_like/index.md
@@ -1,6 +1,7 @@
 ---
 title: 你的网站会是什么样子？
-slug: Learn/Getting_started_with_the_web/What_will_your_website_look_like
+slug: Learn_web_development/Getting_started/Your_first_website/What_will_your_website_look_like
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@@ -1,6 +1,7 @@
 ---
 title: 常见 web 布局都包含什么？
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+slug: Learn_web_development/Howto/Design_and_accessibility/Common_web_layouts
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@@ -1,6 +1,7 @@
 ---
 title: 设计与无障碍
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@@ -1,6 +1,7 @@
 ---
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similarity index 95%
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similarity index 99%
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similarity index 96%
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similarity index 98%
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similarity index 98%
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similarity index 98%
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similarity index 98%
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similarity index 95%
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@@ -1,6 +1,7 @@
 ---
 title: Web 机制
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 {{LearnSidebar}}
diff --git a/files/zh-cn/learn/common_questions/web_mechanics/what_are_hyperlinks/index.md b/files/zh-cn/learn_web_development/howto/web_mechanics/what_are_hyperlinks/index.md
similarity index 97%
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@@ -1,6 +1,7 @@
 ---
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similarity index 98%
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@@ -1,6 +1,7 @@
 ---
 title: 什么是域名？
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similarity index 98%
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+++ b/files/zh-cn/learn_web_development/howto/web_mechanics/what_is_a_url/index.md
@@ -1,6 +1,7 @@
 ---
 title: 什么是 URL？
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similarity index 98%
rename from files/zh-cn/learn/common_questions/web_mechanics/what_is_a_web_server/index.md
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+slug: Learn_web_development/Howto/Web_mechanics/What_is_a_web_server
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@@ -1,6 +1,7 @@
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 title: View Transitions API
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 title: 响应式图片
-slug: Learn/HTML/Multimedia_and_embedding/Responsive_images
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 ---
 title: MathML 分数和根号
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 ---
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+slug: Web/MathML/Guides/Getting_started
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 ---
 title: MathML 入门概述
-slug: Learn/MathML/First_steps
+slug: Web/MathML/Guides
+original_slug: Learn/MathML/First_steps
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@@ -1,6 +1,7 @@
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 title: MathML 附加符号
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+slug: Web/MathML/Guides/Scripts
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 title: MathML 表格
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 ---
 title: MathML 文本容器
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+slug: Web/MathML/Guides/Text_containers
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@@ -1,6 +1,7 @@
 ---
 title: 三个著名的数学公式
-slug: Learn/MathML/First_steps/Three_famous_mathematical_formulas
+slug: Web/MathML/Guides/Three_famous_mathematical_formulas
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