build and publish v3 to gh-pages

Author: elf-pavlik

.github/workflows/publish.yaml

@@ -0,0 +1,17 @@
+name: publish proposals
+on:
+  push:
+    # branches: [ main ]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+      - run: npm ci
+      - run: npm run build
+      - uses: peaceiris/actions-gh-pages@v4
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          publish_dir: ./public

.gitignore

@@ -4,6 +4,7 @@ symposium-2025
 /v2/scripts/notes.md
 /v2/new-data
 /v3/catalog-shacl.ttl
+/v3/shapes.shex
 #*
 *~
 ./custom-config.json