ci: deploy with github actions

.github/workflows/deploy.yml

@@ -0,0 +1,32 @@
+name: Deploy to Cloudflare Workers
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    # 포크 PR에는 secret이 전달되지 않으므로 같은 저장소의 PR만 미리보기 버전을 올린다
+    if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+    steps:
+      - uses: actions/checkout@v7
+
+      - uses: oven-sh/setup-bun@v2
+
+      - run: bun install --frozen-lockfile
+
+      - run: bun run build
+
+      - name: Deploy
+        uses: cloudflare/wrangler-action@v4
+        with:
+          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          packageManager: bun
+          command: ${{ github.event_name == 'push' && 'deploy' || 'versions upload' }}