[ghp] separate deployment and generation

.github/workflows/doc.yml

@@ -1,13 +1,25 @@
 name: Deploy Javadocs to GitHub Pages
 
+# Generate and deploy on push and request.
 on:
   push:
-    branches:
-      - main
-      - milo-ghp-javadoc
+  workflow_dispatch:
 
+# Sets permissions of the GITHUB_TOKEN to allow deployment to GitHub Pages
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+# Allow one concurrent deployment
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+
+# Jobs
 jobs:
-  deploy:
+  # Generate the docs.
+  document:
     runs-on: ubuntu-latest
 
     steps:
@@ -26,8 +38,15 @@ jobs:
       - name: Build and generate Javadocs
         run: ./gradlew generateDebugJavadoc -PgenerateUML --no-daemon
 
+  # Deploy the docs.
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: document
+    steps:
       - name: Deploy to GitHub Pages
-        uses: peaceiris/actions-gh-pages@v3
+        uses: actions/upload-pages-artifact@v1
         with:
-          publish_dir: ./TeamCode/build/docs/javadoc/
-          github_token: ${{ secrets.GITHUB_TOKEN }}
+          path: './TeamCode/build/docs/javadoc/'