add require labels

.github/workflows/pages.yml

@@ -1,4 +1,4 @@
-name: Sphinx docs to gh-pages
+name: build docs
 
 on:
   pull_request:
@@ -30,7 +30,7 @@ jobs:
           make install
           make docs
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v2
+        uses: actions/upload-pages-artifact@v3
         with:
           path: "./docs/_build/html/"
 

.github/workflows/require-labels.yml

@@ -0,0 +1,17 @@
+name: Pull Request Labels
+on:
+  pull_request:
+    types: [opened, labeled, unlabeled, synchronize]
+jobs:
+  label:
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+      pull-requests: write
+    steps:
+      - uses: mheap/github-action-required-labels@v5
+        with:
+          mode: minimum
+          count: 1
+          labels: "breaking, bug, github_actions, documentation, dependencies, enhancement, feature, maintenance, security"
+          add_comment: true