check PR labels

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

.github/workflows/pr-lint.yml

@@ -5,11 +5,14 @@ on:
     types:
       - opened
       - edited
+      - reopened
       - synchronize
+      - labeled
+      - unlabeled
 
 jobs:
   main:
-    name: Validate PR title
+    name: Validate PR
     runs-on: ubuntu-latest
     steps:
       - uses: amannn/[email protected]
@@ -40,3 +43,26 @@ jobs:
             echo "PR title is too long (greater than 72 characters)"
             exit 1
           fi
+
+      - name: Check PR labels
+        env:
+          LABELS: ${{ toJson(github.event.pull_request.labels.*.name) }}
+        run: |
+          under_review_is_used=false
+          in_progress_is_used=false
+
+          for label in $LABELS; do
+            if [[ "$label" == "under review" ]]; then
+              under_review_is_used=true
+            elif [[ "$label" == "in progress" ]]; then
+              in_progress_is_used=true
+            fi
+          done
+
+          if [ "$under_review_is_used" = true ] && [ "$in_progress_is_used" = true ]; then
+            echo "PR cannot have both 'under review' and 'in progress' labels at the same time."
+            exit 1
+          elif [ "$under_review_is_used" = false ] && [ "$in_progress_is_used" = false ]; then
+            echo "PR must have at least one of the labels 'under review' or 'in progress'."
+            exit 1
+          fi