diff --git a/.github/workflows/nodejsci.yml b/.github/workflows/nodejsci.yml
new file mode 100644
index 0000000..7a95639
--- /dev/null
+++ b/.github/workflows/nodejsci.yml
@@ -0,0 +1,57 @@
+name: CI (typing-app)
+
+on:
+  push:
+    branches:
+      - develop
+      - main
+  pull_request:
+    branches:
+      - develop
+      - main
+  paths:
+    - "typing-app/**"
+
+defaults:
+  run:
+    working-directory: ./typing-app
+
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/cache@v4
+        id: cache
+        with:
+          path: |
+            ${{ github.workspace }}/typing-app/node_modules
+            ${{ github.workspace }}/typing-app/.next/cache
+          key: ${{ runner.os }}-bun-cache-${{ hashFiles('typing-app/bun.lockb') }}
+          restore-keys: ${{ runner.os }}-bun-cache-
+      - uses: oven-sh/setup-bun@v1
+        if: steps.cache.outputs.cache-hit != 'true'
+        with:
+          bun-version: latest
+      - name: Install dependencies
+        if: steps.cache.outputs.cache-hit != 'true'
+        run: bun install
+      - name: Try to build
+        run: npm run build
+
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/cache/restore@v4
+        with:
+          path: |
+            ${{ github.workspace }}/typing-app/node_modules
+            ${{ github.workspace }}/typing-app/.next/cache
+          key: ${{ runner.os }}-bun-cache-${{ hashFiles('typing-app/bun.lockb') }}
+          fail-on-cache-miss: true
+      - name: Run lint
+        run: npm run lint