diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..7aacb08
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,43 @@
+name: CI
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build-and-test:
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        node-version: [20.x]
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Use Node.js ${{ matrix.node-version }}
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ matrix.node-version }}
+        cache: 'npm'
+        cache-dependency-path: |
+          backend/package-lock.json
+          frontend/package-lock.json
+
+    - name: Install backend dependencies
+      working-directory: ./backend
+      run: npm ci
+
+    - name: Run backend tests
+      working-directory: ./backend
+      run: npm test
+
+    - name: Install frontend dependencies
+      working-directory: ./frontend
+      run: npm ci
+
+    - name: Build frontend
+      working-directory: ./frontend
+      run: npm run build
diff --git a/backend/.env.example b/backend/.env.example
index 87215cc..71ce0b7 100644
--- a/backend/.env.example
+++ b/backend/.env.example
@@ -3,4 +3,4 @@ MONGODB_URI=mongodb+srv://<username>:<pass>@cluster0.thi5oil.mongodb.net/<databa
 JWT_SECRET=123456789
 JWT_REFRESH_SECRET=987654321
 FRONTEND_URL=http://localhost:5173
-NODE_ENV=development
\ No newline at end of file
+NODE_ENV=development
diff --git a/backend/tests/setup.js b/backend/tests/setup.js
index 74eba5c..291edde 100644
--- a/backend/tests/setup.js
+++ b/backend/tests/setup.js
@@ -7,6 +7,10 @@ let useMemoryServer = true;
 // Setup before all tests
 beforeAll(async () => {
   try {
+    // Set test-only JWT secrets so tests relying on auth don't fail
+    process.env.JWT_SECRET = process.env.JWT_SECRET || 'test-jwt-secret';
+    process.env.JWT_REFRESH_SECRET = process.env.JWT_REFRESH_SECRET || 'test-refresh-secret';
+    
     let mongoUri;
     
     // Check if a test MongoDB URI is provided (for CI/CD or when VC++ redistributable is not available)
diff --git a/backend/tests/utils/testApp.js b/backend/tests/utils/testApp.js
index edb5865..b4f45fa 100644
--- a/backend/tests/utils/testApp.js
+++ b/backend/tests/utils/testApp.js
@@ -6,7 +6,6 @@ import errorHandler from '../../src/middleware/errorHandler.js';
 import { optionalAuth } from '../../src/middleware/auth.js';
 import { userRateLimiter } from '../../src/middleware/rateLimiter.js';
 import authRoutes from '../../src/routes/authRoutes.js';
-import wikimediaOAuth1Routes from '../../src/routes/wikimediaOAuth1Routes.js';
 import submissionRoutes from '../../src/routes/submissionRoutes.js';
 import userRoutes from '../../src/routes/userRoutes.js';
 import adminRoutes from '../../src/routes/adminRoutes.js';
@@ -60,7 +59,6 @@ export const createTestApp = () => {
 
   // API routes
   app.use('/api/auth', authRoutes);
-  app.use('/api/auth/wikimedia', wikimediaOAuth1Routes);
   app.use('/api/submissions', submissionRoutes);
   app.use('/api/users', userRoutes);
   app.use('/api/admin', adminRoutes);