add workflow to detect internal config changes

Signed-off-by: hlts2 <[email protected]>

.github/workflows/detect-internal-config-changes.yml

@@ -0,0 +1,38 @@
+name: "Detect internal config changes"
+
+on:
+
+  # TODO: Delete it later.
+  push:
+    branches:
+      - "add-dump-action"
+
+jobs:
+  dump_contexts_to_log:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: ./.github/actions/dump-context
+
+  warning:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Warn
+        run: |
+          PR_COMMENTS=`curl ${API_URL}?per_page=10000`
+          BODY=`echo -E $PR_COMMENTS | jq 'last(.[] | select(.user.login == "vdaas-ci") | select(.body | test("^\\\\*\\\\*\\\\[WARNING:INTCFG")) | .body)' -r`
+
+          if [ "$BODY" = "null" ]; then
+            curl --include --verbose --fail \
+            -H "Accept: application/json" \
+            -H "Content-Type:application/json" \
+            -H "Authorization: token ${GITHUB_TOKEN}" \
+            --request POST \
+            --data "{\"body\": \"**[WARNING:INTCFG]** Changes in \`interal/config\` may require you to change Helm charts. Please check.\"}" \
+            ${API_URL}
+          fi
+        env:
+          GITHUB_TOKEN: ${{ secrets.DISPATCH_TOKEN }}
+          API_URL: ${{ github.event.pull_request.comments_url }}
+          PR_USER: ${{ github.event.pull_request.user.login }}
+          PR_NUM: ${{ github.event.issue.number }}