Fix jwt-token

server/tests/middleware/auth.test.js

@@ -92,7 +92,7 @@ describe('Authentication Middleware', () => {
       
       const token = jwt.sign(
         { 
-          userId: user.id, 
+          userId: user.id.toString(), // Convert UUID to string
           username: user.username, 
           role: user.role,
           email: user.email 
@@ -121,7 +121,7 @@ describe('Authentication Middleware', () => {
       const user = await createTestUser({ username: 'testuser', tenant_id: tenant.id });
       const token = jwt.sign(
         { 
-          userId: user.id, 
+          userId: user.id.toString(), // Convert UUID to string
           username: user.username, 
           role: user.role,
           tenantId: tenant.slug 
@@ -168,7 +168,7 @@ describe('Authentication Middleware', () => {
         is_active: false 
       });
       const token = jwt.sign(
-        { userId: user.id, username: user.username },
+        { userId: user.id.toString(), username: user.username }, // Convert UUID to string
         process.env.JWT_SECRET || 'test-secret',
         { expiresIn: '1h' }
       );