diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..c4bb5c2
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,58 @@
+name: CI
+
+on:
+  pull_request:
+    branches: [main]
+  push:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  validate:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node-version: ['18', '22']
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js ${{ matrix.node-version }}
+        uses: actions/setup-node@v4
+        with:
+          node-version: ${{ matrix.node-version }}
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v2
+        with:
+          version: '10'
+
+      - name: Get pnpm store directory
+        id: pnpm-cache
+        shell: bash
+        run: echo "STORE_PATH=$(pnpm store path)" >> $GITHUB_OUTPUT
+
+      - name: Setup pnpm cache
+        uses: actions/cache@v4
+        with:
+          path: ${{ steps.pnpm-cache.outputs.STORE_PATH }}
+          key: ${{ runner.os }}-node${{ matrix.node-version }}-pnpm-${{ hashFiles('**/pnpm-lock.yaml') }}
+          restore-keys: |
+            ${{ runner.os }}-node${{ matrix.node-version }}-pnpm-
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Lint
+        run: pnpm lint
+
+      - name: Type check
+        run: pnpm type-check
+
+      - name: Test
+        run: pnpm test
+
+      - name: Build
+        run: pnpm build
diff --git a/vitest.config.ts b/vitest.config.ts
index 7dd1325..d2932db 100644
--- a/vitest.config.ts
+++ b/vitest.config.ts
@@ -5,5 +5,6 @@ export default defineConfig({
     globals: true,
     environment: 'node',
     include: ['src/**/*.test.ts'],
+    passWithNoTests: true,
   },
 });