Add label check workflow

.github/workflows/labels.yml

@@ -0,0 +1,33 @@
+name: Check labels
+
+on:
+    pull_request:
+        types:
+            - opened
+            - labeled
+            - unlabeled
+        branches:
+            - main
+
+jobs:
+    check_labels:
+        runs-on: ubuntu-latest
+        steps:
+          - name: 'Required "doc required" or "doc not required" label'
+            if: >
+                contains(github.event.pull_request.labels.*.name, 'doc required') == false &&
+                contains(github.event.pull_request.labels.*.name, 'doc not required') == false
+            uses: actions/github-script@v7
+            with:
+              script: |
+                github.rest.issues.createComment({
+                  issue_number: context.issue.number,
+                  owner: context.repo.owner,
+                  repo: context.repo.repo,
+                  body: 'Make sure to add the "doc required" or "doc not required" label. '
+                })
+                core.setFailed('Required "doc required" or "doc not required" label')
+
+
+
+