diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 0000000..8c064db
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,60 @@
+name: cloudflare
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    types: [opened, synchronize, reopened]
+  workflow_dispatch:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    if: contains(github.event.head_commit.message, '[skip ci]') == false
+
+    steps:
+      - name: 📥 Checkout repository
+        uses: actions/checkout@v3
+
+      - name: 📸 Calculate commit hash
+        id: sha
+        uses: pr-mpt/actions-commit-hash@v2
+
+      - name: 🔨 Prepare Node environment
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+
+      - name: 🎉 Install project dependencies
+        run: yarn install
+
+      - name: 🏗️ Build app
+        run: yarn run build
+
+      - name: 🚀 Deploy to Cloudflare Pages
+        id: cloudflare_pages_deploy
+        uses: cloudflare/pages-action@v1.4.0
+        with:
+          accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
+          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
+          gitHubToken: ${{ secrets.GITHUB_TOKEN }}
+          projectName: esachievement
+          directory: ./dist
+        env:
+          NODE_VERSION: 22
+
+      - name: 🚀 Deploy pages based on commit sha
+        uses: actions/github-script@v6
+        with:
+          script: |
+            const sha = context.payload.pull_request?.head.sha ?? context.sha;
+            await github.rest.repos.createCommitStatus({
+              owner: context.repo.owner,
+              repo: context.repo.repo,
+              context: 'cloudflare / build (push)',
+              description: 'Commit based deploy',
+              state: 'success',
+              sha,
+              target_url: "${{ steps.cloudflare_pages_deploy.outputs.url }}",
+            });
diff --git a/.node-version b/.node-version
new file mode 100644
index 0000000..8fdd954
--- /dev/null
+++ b/.node-version
@@ -0,0 +1 @@
+22
\ No newline at end of file
diff --git a/package.json b/package.json
index 3bb1f64..9be1abd 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,9 @@
     "fmt": "prettier --write ./src/",
     "lint": "eslint --ext .ts,.tsx ./src"
   },
+  "engines": {
+    "node": "22"
+  },
   "dependencies": {
     "@fontsource-variable/noto-sans-jp": "^5.0.19",
     "@generouted/react-router": "^1.19.3",