workflows: Split and modernize doc build/deployment

Split the job, update to latest action versions.

Author: martinpitt

.github/workflows/pages.yml

@@ -7,22 +7,16 @@ on:
   # Allow running this workflow manually from the Actions tab
   workflow_dispatch:
 
-permissions:
-  contents: read
-  pages: write
-  id-token: write
-
 # Allow only one concurrent deployment
 concurrency:
   group: "pages"
   cancel-in-progress: false
 
 jobs:
-  deploy:
-    runs-on: ubuntu-22.04
-    environment:
-      name: github-pages
-      url: ${{ steps.deployment.outputs.page_url }}
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
 
     steps:
       - uses: actions/checkout@v4
@@ -39,14 +33,24 @@ jobs:
       - name: Move output to target directory
         run: mv doc/html public_html/
 
-      - name: Setup Pages
-        uses: actions/configure-pages@v3
-
       - name: Upload pages artifact
-        uses: actions/upload-pages-artifact@v1
+        id: deployment
+        uses: actions/upload-pages-artifact@v3
         with:
           path: public_html/
 
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pages: write
+      id-token: write
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+
+    steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2
+        uses: actions/deploy-pages@v4