diff --git a/.github/workflows/deploy-pages.yml b/.github/workflows/deploy-pages.yml
new file mode 100644
index 0000000..b0a6c7e
--- /dev/null
+++ b/.github/workflows/deploy-pages.yml
@@ -0,0 +1,45 @@
+name: Deploy to Cloudflare Pages
+
+on:
+  push:
+    branches: [master, main]
+    paths:
+      - 'web/**'
+      - '.github/workflows/deploy-pages.yml'
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    name: Deploy to Cloudflare Pages
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      deployments: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '20'
+          cache: 'npm'
+          cache-dependency-path: web/package-lock.json
+
+      - name: Install dependencies
+        working-directory: web
+        run: npm ci
+
+      - name: Build
+        working-directory: web
+        run: npm run build
+
+      - name: Deploy to Cloudflare Pages
+        uses: cloudflare/pages-action@v1
+        with:
+          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
+          projectName: ai-code-battle
+          directory: web/dist
+          gitHubToken: ${{ secrets.GITHUB_TOKEN }}
+          wranglerVersion: '3'