Upgrade docs workflow

commit 2f7e8503ff335568179148d5bd421e0d3cccd61e
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 14:22:16 2026 +0200

    Remove docs-upgrade branch allowance

commit b4c7810
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 14:16:37 2026 +0200

    Rename docs worflow docs.yml

commit 60b1241
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 12:34:10 2026 +0200

    Bump setup-node action

commit 5dc561b
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 12:26:39 2026 +0200

    Revert "Remove unused Slidev stuff"

    This reverts commit 396f64a.

commit 21bb731
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 12:26:30 2026 +0200

    Revert "Replace manual ruby/jekyll with action"

    This reverts commit bd22e2a.

commit b6654e0
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 12:20:49 2026 +0200

    Replace manual ruby/jekyll with action

commit e897b47
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 12:13:36 2026 +0200

    Bump actions/checkout

commit 4d637c2
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 12:12:14 2026 +0200

    Remove unused Slidev stuff

commit b97d971
Author: Dylan Hand <dylan.hand@gmail.com>
Date:   Wed Apr 15 11:58:54 2026 +0200

    Move to actions-based docs gen/deploy

Author: dylanhand

.github/workflows/docsygen.yml .github/workflows/docs.yml.github/workflows/docsygen.yml renamed to .github/workflows/docs.yml

@@ -3,11 +3,24 @@ on:
   push:
     branches:
       - main
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: true
+
 jobs:
   build-and-deploy:
     runs-on: ubuntu-latest
+    environment:
+      name: github-pages
+      url: ${{ steps.deploy.outputs.page_url }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
         with:
           repository: giellalt/giellalt.github.io
 
@@ -16,10 +29,10 @@ jobs:
           which realpath
 
       - name: Setup Node.js for Slidev
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20'
-          
+
       - name: Install Slidev and dependencies
         run: |
           npm install -g @slidev/cli
@@ -67,9 +80,11 @@ jobs:
             fi
           done
 
-      - name: deploy gh pages
-        uses: peaceiris/actions-gh-pages@v3
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v5
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: _site
-          enable_jekyll: false
+          path: _site
+
+      - name: Deploy to GitHub Pages
+        id: deploy
+        uses: actions/deploy-pages@v5