GHA development

.github/workflows/enforce-labelling.yml

@@ -25,9 +25,14 @@ jobs:
       - name: Validate PR is linked to an issue
         id: check_linked_issues
         run: |
-          PR_BODY=$(jq -r '.pull_request.body' $GITHUB_EVENT_PATH)
-          if ! echo "$PR_BODY" | grep -qE "#[0-9]+"; then
-            echo "No linked issues found in the pull request description."
+          PR_NUMBER=$(jq -r '.pull_request.number' $GITHUB_EVENT_PATH)
+          REPO_OWNER=$(jq -r '.repository.owner.login' $GITHUB_EVENT_PATH)
+          REPO_NAME=$(jq -r '.repository.name' $GITHUB_EVENT_PATH)
+          LINKED_ISSUES=$(curl -s -H "Authorization: token ${{ secrets.GITHUB_TOKEN }}" \
+            "https://api.github.com/repos/$REPO_OWNER/$REPO_NAME/issues/$PR_NUMBER/timeline" \
+            | jq '[.[] | select(.event == "cross-referenced") | .source.issue.number] | length')
+          if [ "$LINKED_ISSUES" -eq "0" ]; then
+            echo "No linked issues found in the pull request."
             exit 1
           fi