Add base tests

.github/workflows/ci.yaml

@@ -1,4 +1,4 @@
-name: Check Next.js
+name: CI
 
 on:
   push:
@@ -9,8 +9,8 @@ on:
       - main
 
 jobs:
-  build:
-    name: Build
+  ci:
+    name: All
     runs-on: ubuntu-latest
 
     steps:
@@ -25,7 +25,23 @@ jobs:
       - name: Install dependencies
         run: npm ci
 
-      - name: Build the app
+      - name: Type check
+        run: npx tsc --noEmit
+
+      - name: Lint
+        run: npm run lint
+
+      - name: Run tests
+        run: npm run test
+
+      - name: Build app
         env:
           DATABASE_URL: ${{ secrets.DATABASE_URL }}
         run: npm run build
+
+      # Optional: Playwright E2E tests
+      - name: Install Playwright deps
+        run: npx playwright install --with-deps
+
+      - name: Run E2E tests
+        run: npx playwright test