chore: validate every PR has a changelog related label (#11909)

.github/release.yml

@@ -2,28 +2,28 @@ changelog:
   categories:
     - title: 🚨 Breaking Changes
       labels:
-        - breaking-change
+        - changelog:breaking-change
 
     - title: 🔒 Security
       labels:
-        - security
+        - changelog:security
 
     - title: 🚀 Features
       labels:
-        - feature
+        - changelog:feature
 
     - title: 🌟 Enhancements
       labels:
-        - enhancement
+        - changelog:enhancement
 
     - title: 🐛 Bug fixes
       labels:
-        - bugfix
+        - changelog:bugfix
 
     - title: 📚 Documentation
       labels:
-        - documentation
+        - changelog:documentation
 
     - title: 🌐 Translations
       labels:
-        - translation
+        - changelog:translation

.github/workflows/pr-label-validation.yml

@@ -0,0 +1,18 @@
+name: PR Label Validation
+
+on:
+  pull_request:
+    types: [opened, labeled, unlabeled, synchronize]
+
+jobs:
+  validate-release-label:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Require PR to have a changelog label
+        uses: mheap/github-action-required-labels@v5
+        with:
+          mode: exactly
+          count: 1
+          use_regex: true
+          labels: "changelog:.*"
+          add_comment: true