[Internal] Enforce Tag on PRs (#969)

## Changes
Enforce Tag on PRs

## Tests
- [ ] `make test` passing
- [ ] `make fmt` applied
- [ ] relevant integration tests applied
- [X] New check as part of the PR

.codegen/changelog_config.yml

@@ -4,7 +4,7 @@ change_types:
   - message: Bug Fixes
     tag: "[Fix]"
   - message: Documentation
-    tag: "[Docs]" 
+    tag: "[Doc]" 
   - message: Internal Changes
     tag: "[Internal]"
   # Default for messages without a tag

.github/workflows/push.yml

@@ -75,3 +75,22 @@ jobs:
         run: |
           # Exit with status code 1 if there are differences (i.e. unformatted files)
           git diff --exit-code
+          
+  commit-message:
+    runs-on: ubuntu-latest
+    if: ${{ github.event_name == 'pull_request' }}
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+
+      - name: Validate Tag
+        run: |
+          TAG=$(echo ${{ github.event.pull_request.title }} | sed -ne 's/\[\(.*\)\].*/\1/p')
+          if grep -q "tag: \"[$TAG]\"" .codegen/changelog_config.yml; then 
+            echo "Invalid or missing tag in commit message: [$TAG]" 
+            exit 1
+          else 
+            echo "Valid tag found: [$TAG]"
+          fi