diff --git a/.github/workflows/pull-verify-packages-config.yaml b/.github/workflows/pull-verify-packages-config.yaml
index 7a47e1b1..62a83ebe 100644
--- a/.github/workflows/pull-verify-packages-config.yaml
+++ b/.github/workflows/pull-verify-packages-config.yaml
@@ -17,23 +17,38 @@ jobs:
 
       - name: Install tools
         run: |
-          git clone https://github.com/hairyhenderson/gomplate
-          cd gomplate
-          GOBIN=/usr/local/bin go install ./cmd/gomplate
-          rm -rf gomplate
-          gomplate --version
+          # install gomplate
+          git clone https://github.com/hairyhenderson/gomplate && \
+            pushd gomplate && \
+            GOBIN=/usr/local/bin go install ./cmd/gomplate &&
+            popd &&
+            rm -rf gomplate && \
+            gomplate --version
+
+          # install shelldoc to check the README.md
+          git clone https://github.com/endocode/shelldoc && \
+            pushd shelldoc && \
+            GOBIN=/usr/local/bin go install ./cmd/shelldoc &&
+            popd &&
+            rm -rf shelldoc && \
+
+          # we need yq and jq.
           yq --version
           jq --version
 
       - name: Checkout code
         uses: actions/checkout@v4
 
+      # - name: Verify the README.md
+      #   run: |
+      #     shelldoc run --shell `which bash` packages/README.md
+
       - name: Test => Get builder
         run: |
-          for cm in tidb tiflow tiflash tikv pd; do
-            for os in linux darwin; do
-              for ac in amd64 arm64; do
-                for version in v7.5.0 v7.1.0 v6.5.0 v6.1.0; do
+          for version in v7.5.0 v7.1.0 v6.5.0 v6.1.0; do
+            for cm in tidb tiflow tiflash tikv pd; do
+              for os in linux darwin; do
+                for ac in amd64 arm64; do
                   for profile in release; do
                     ./packages/scripts/get-package-builder-with-config.sh $cm $os $ac $version $profile
                   done
@@ -42,12 +57,24 @@ jobs:
             done
           done
 
+          ##### others that owns theirs non-unified versions #####
+          # tidb-operator
+          cm="tidb-operator"
+          os="linux"
+          for ac in amd64 arm64; do
+            for version in v1.5.0 v1.6.0; do
+              for profile in release; do
+                ./packages/scripts/get-package-builder-with-config.sh $cm $os $ac $version $profile
+              done
+            done
+          done
+
       - name: Test => gen package artifacts script
         run: |
-          for cm in tidb tiflow tiflash tikv pd; do
-            for os in linux darwin; do
-              for ac in amd64 arm64; do
-                for version in v7.5.0 v7.1.0 v6.5.0 v6.1.0; do
+          for version in v7.5.0 v7.1.0 v6.5.0 v6.1.0; do
+            for cm in tidb tiflow tiflash tikv pd; do
+              for os in linux darwin; do
+                for ac in amd64 arm64; do
                   for profile in release; do
                     ./packages/scripts/gen-package-artifacts-with-config.sh $cm $os $ac $version $profile branch-xxx 123456789abcdef
                   done
@@ -56,14 +83,38 @@ jobs:
             done
           done
 
+          ##### others that owns theirs non-unified versions #####
+          # tidb-operator
+          cm="tidb-operator"
+          os="linux"
+          for ac in amd64 arm64; do
+            for version in v1.5.0 v1.6.0; do
+              for profile in release; do
+                ./packages/scripts/gen-package-artifacts-with-config.sh $cm $os $ac $version $profile branch-xxx 123456789abcdef
+              done
+            done
+          done
+
       - name: Test => gen package images script
         run: |
-          for cm in tidb tiflow tiflash tikv pd; do
-            for ac in amd64 arm64; do
-              for version in v7.5.0 v7.1.0 v6.5.0 v6.1.0; do
+          for version in v7.5.0 v7.1.0 v6.5.0 v6.1.0; do
+            for cm in tidb tiflow tiflash tikv pd; do
+              for ac in amd64 arm64; do
                 for profile in release; do
                   ./packages/scripts/gen-package-images-with-config.sh $cm linux $ac $version $profile branch-xxx 123456789abcdef
                 done
               done
             done
           done
+
+          ##### others that owns theirs non-unified versions #####
+          # tidb-operator
+          cm="tidb-operator"
+          os="linux"
+          for version in v1.6.0 v1.5.0; do
+            for ac in amd64 arm64; do
+              for profile in release; do
+                ./packages/scripts/gen-package-images-with-config.sh $cm linux $ac $version $profile branch-xxx 123456789abcdef
+              done
+            done
+          done
diff --git a/packages/README.md b/packages/README.md
index 97721d37..70c0f34d 100644
--- a/packages/README.md
+++ b/packages/README.md
@@ -1,2 +1,38 @@
-`WIP`
+Central declarative congfigurations for artifacts delivering. 
 ===
+
+> We use go template format to control them.
+
+## Prerequire tools
+
+- [gomplate](https://github.com/hairyhenderson/gomplate) 
+  > Please install the master version. 
+- [yq]
+- jq
+
+## For component binaries packages and container images
+
+Configuration template: [packages.yaml.tmpl](./packages.yaml.tmpl)
+
+### Required context
+
+You can get them by run:
+```console
+$ grep -oE "{{\s*\..*?}}" packages/packages.yaml.tmpl | grep -oE "\.\w+(\.\w+)*" | sort -u
+.Git.ref
+.Git.sha
+.Release.arch
+.Release.os
+.Release.version
+```
+
+## For offline deploy pacakges
+
+### Required context
+
+You can get them by run:
+```console
+$ grep -oE "{{\s*\..*?}}" packages/offline-packages.yaml.tmpl | grep -oE "\.\w+(\.\w+)*" | sort -u
+.Release.arch
+.Release.version
+```
diff --git a/packages/offline-packages.yaml.tmpl b/packages/offline-packages.yaml.tmpl
index f4a3dc85..39c86ec6 100644
--- a/packages/offline-packages.yaml.tmpl
+++ b/packages/offline-packages.yaml.tmpl
@@ -1,11 +1,12 @@
+# See README.md
+artifactory:
+  repo: hub.pingcap.net/pingcap/offline-package
+  tags:
+    - "{{ .Release.version }}"
 artifacts:
   community:
     desc: community offline package
     version: "{{ .Release.version }}" # segment version.
-    artifactory:
-      repo: hub.pingcap.net/pingcap/offline-package
-      tags:
-        - "{{ .Release.version }}"
     routers: # match once.
       - description: "Started from v7.5.0 to latest"
         # ref: https://github.com/Masterminds/semver#checking-version-constraints
@@ -107,7 +108,7 @@ artifacts:
                   extract: true
                   extract_inner_path: "etcd-v3.4.21-linux-{{ .Release.arch }}/etcdctl"
       - description: "Started from v7.1.0 until v7.5"
-          # ref: https://github.com/Masterminds/semver#checking-version-constraints
+        # ref: https://github.com/Masterminds/semver#checking-version-constraints
         if: {{ semver.CheckConstraint ">=7.1.0-0, <7.5.0-0" .Release.version }}
         os: [linux]
         arch: [amd64, arm64]
diff --git a/packages/packages.yaml.tmpl b/packages/packages.yaml.tmpl
index a69766d7..0db78427 100644
--- a/packages/packages.yaml.tmpl
+++ b/packages/packages.yaml.tmpl
@@ -1,3 +1,4 @@
+# See README.md
 components:
   pd:
     desc: pd server component tarball
@@ -859,6 +860,7 @@ components:
             - script: make build
           fips:
             - script: ENABLE_FIPS=1 make build
+        builder: ghcr.io/pingcap-qe/cd/utils/release:v20231216-14-g77d0cd2
         artifacts:
           - name: "tidb-operator-{{ .Release.version }}-{{ .Release.os }}-{{ .Release.arch }}.tar.gz"
             files:  # output files.
@@ -982,6 +984,7 @@ components:
             - {{ strings.ReplaceAll "/" "-" .Git.ref | strings.ToLower }}-{{ strings.Trunc 7 .Git.sha }}
             {{- end }}
             - {{ strings.ReplaceAll "/" "-" .Git.ref | strings.ToLower }}
+        builder: ghcr.io/pingcap-qe/cd/utils/release:v20231216-14-g77d0cd2
         artifacts:
           - name: container image
             type: image
diff --git a/packages/scripts/get-package-builder-with-config.sh b/packages/scripts/get-package-builder-with-config.sh
index 5a863667..21af001d 100755
--- a/packages/scripts/get-package-builder-with-config.sh
+++ b/packages/scripts/get-package-builder-with-config.sh
@@ -35,17 +35,17 @@ function main() {
 
     # fail when array length greater than 1.
     if yq -e 'length > 1' release-package-routes.yaml >/dev/null 2>&1; then
-        echo "Error: wrong package config that make me matched more than 1 routes!"
+        echo "Error: wrong package config that make me matched more than 1 routes!" >&2
         exit 1
     fi
 
     if yq -e 'length == 0' release-package-routes.yaml >/dev/null 2>&1; then
-        echo "No package routes matched for the target($target_info)."
-        exit 0
+        echo "No package routes matched for the target($target_info)." >&2
+        exit 1
     fi
 
     # get the builder image.
-    yq '.[0].builder' release-package-routes.yaml | tee $out_file
+    yq -e '.[0].builder' release-package-routes.yaml | tee $out_file
 }
 
 main "$@"