Add GitHub Pages deploy config

Author: samholmes

.github/workflows/deploy.yml

@@ -0,0 +1,57 @@
+name: Deploy to GitHub Pages
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: "pages"
+  cancel-in-progress: false
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Bun
+        uses: oven-sh/setup-bun@v2
+        with:
+          bun-version: latest
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Build
+        env:
+          BUN_PUBLIC_SUPABASE_URL: ${{ secrets.BUN_PUBLIC_SUPABASE_URL }}
+          BUN_PUBLIC_SUPABASE_ANON_KEY: ${{ secrets.BUN_PUBLIC_SUPABASE_ANON_KEY }}
+        run: bun run build
+
+      - name: Setup Pages
+        uses: actions/configure-pages@v5
+
+      - name: Upload artifact
+        uses: actions/upload-pages-artifact@v3
+        with:
+          path: ./dist
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v4
+

README.md

@@ -60,3 +60,12 @@ The application uses two tables:
 - `answers`: WebRTC answer SDP linked to an offer
 
 See `supabase-schema.sql` for the complete schema definition.
+
+## GitHub Pages Deployment
+
+The app automatically deploys to GitHub Pages on push to `main`. Configure these secrets in **Settings → Secrets and variables → Actions**:
+
+- `BUN_PUBLIC_SUPABASE_URL` - Your Supabase project URL (from Settings → API)
+- `BUN_PUBLIC_SUPABASE_ANON_KEY` - Your Supabase anon key (from Settings → API)
+
+Enable GitHub Pages in repository settings and select "GitHub Actions" as the source.