fix: use update-gh-pages script

.github/workflows/republish.yml

@@ -1,8 +1,9 @@
 name: Publish sequencer.publiclab.org demo
 
 on:
-  release:
-    types: [created]
+  push:
+    branches:
+      - stable
 jobs:
   merge:
     runs-on: ubuntu-latest
@@ -12,45 +13,4 @@ jobs:
         run: |
           git config --global user.name 'jywarren'
           git config --global user.email 'jeff@unterbahn.com'
-          git pull --unshallow
-          git checkout gh-pages
-          git remote add upstream https://github.com/publiclab/image-sequencer.git
-          git fetch upstream
-          git reset --hard upstream/main
-          npm run setup --force
-
-          grunt production
-
-          if [ ! -f CNAME ];
-          then
-            touch CNAME
-          fi
-          echo "sequencer.publiclab.org" > CNAME
-
-          rm -R docs/
-          rm -R test/
-          rm CONTRIBUTING.md
-          rm index.js
-
-          cp src/ui/prepareDynamic.js prepareDynamic.js
-
-          rm -R src/
-          mkdir -p src/ui/
-          mv prepareDynamic.js src/ui/prepareDynamic.js
-
-          git add .
-          git add -f node_modules/jquery/
-          git add -f node_modules/bootstrap/
-          git add -f node_modules/imgareaselect/
-          git add -f node_modules/gifshot/
-          git add -f node_modules/downloadjs/
-          git add -f node_modules/selectize/
-          git add -f node_modules/font-awesome/
-          git add -f node_modules/bootstrap-colorpicker/
-          git add -f node_modules/opencv.js
-
-          git add -f dist/image-sequencer.js
-          git add -f dist/image-sequencer-ui.js
-
-          git commit --no-verify -m "update main demo at sequencer.publiclab.org"
-          git push -f
+          ./scripts/update-gh-pages 'publiclab/image-sequencer' 'stable' 'sequencer.publiclab.org' 'bypass-warning'