Add GitHub Actions deploy workflow

Auto-deploy to Cloudflare Pages on push to main.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: kan

.github/workflows/deploy.yml

@@ -0,0 +1,21 @@
+name: Deploy to Cloudflare Pages
+
+on:
+  push:
+    branches: [main]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+      - run: npm ci
+      - run: npm run build
+      - run: npx wrangler pages deploy dist --project-name=fushihara-net
+        env:
+          CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          CLOUDFLARE_ACCOUNT_ID: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}