👷 Add CI to check YML files (huggingface#909)

.github/workflows/validate-yaml.yml

@@ -0,0 +1,27 @@
+name: YAML schema validator
+on: 
+  push:
+    paths: 
+      - "_*.yml"
+      - "schemas/_*.schema.yml"
+
+jobs:
+  yaml-schema-validation:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: "Validate _events.yml"
+      uses: nrkno/yaml-schema-validator-github-action@v4
+      with:
+        schema: schemas/_events.schema.yml
+        target: _events.yml
+    - name: "Validate _blog.yml"
+      uses: nrkno/yaml-schema-validator-github-action@v4
+      with:
+        schema: schemas/_blog.schema.yml
+        target: _blog.yml
+    - name: "Validate _tags.yml"
+      uses: nrkno/yaml-schema-validator-github-action@v4
+      with:
+        schema: schemas/_tags.schema.yml
+        target: _tags.yml

schemas/_blog.schema.yml

@@ -0,0 +1,12 @@
+list(include('blog'))
+---
+# It's possible to use regex to validate dates like June 8, 2020 or a whole lot of other things, if needed
+blog:
+  local: str(required=False)
+  external: str(required=False)
+  title: str()
+  thumbnail: str(required=False)
+  author: str()
+  guest: bool(required=False)
+  date: str()
+  tags: list(str())

schemas/_events.schema.yml

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+list(include('event'))
+---
+event:
+  name: str()
+  link: str()
+  date: str()
+  date_formatted: str(required=False)
+  description: str()

schemas/_tags.schema.yml

@@ -0,0 +1,5 @@
+list(include('tag'))
+---
+tag:
+  value: str()
+  label: str()