chore(frontend): improve code formatting for readability

Standardize multiline formatting across components, tests, and API hooks for better consistency and clarity:
- Adjusted function and object property indentation.
- Updated tests and components to align with clean coding practices.

frontend/tests/components/dashboard/RecentProjects.test.tsx

@@ -113,7 +113,9 @@ describe('RecentProjects', () => {
   });
 
   it('applies custom className', () => {
-    const { container } = render(<RecentProjects projects={mockProjects} className="custom-class" />);
+    const { container } = render(
+      <RecentProjects projects={mockProjects} className="custom-class" />
+    );
 
     expect(container.firstChild).toHaveClass('custom-class');
   });

frontend/tests/components/dashboard/WelcomeHeader.test.tsx

@@ -27,7 +27,14 @@ describe('WelcomeHeader', () => {
 
   it('displays greeting with user first name', () => {
     mockUseAuth.mockReturnValue({
-      user: { id: '1', email: 'john@example.com', first_name: 'John', is_active: true, is_superuser: false, created_at: '' },
+      user: {
+        id: '1',
+        email: 'john@example.com',
+        first_name: 'John',
+        is_active: true,
+        is_superuser: false,
+        created_at: '',
+      },
       isAuthenticated: true,
       isLoading: false,
       error: null,
@@ -44,7 +51,14 @@ describe('WelcomeHeader', () => {
 
   it('falls back to email prefix when first_name is empty', () => {
     mockUseAuth.mockReturnValue({
-      user: { id: '1', email: 'jane@example.com', first_name: '', is_active: true, is_superuser: false, created_at: '' },
+      user: {
+        id: '1',
+        email: 'jane@example.com',
+        first_name: '',
+        is_active: true,
+        is_superuser: false,
+        created_at: '',
+      },
       isAuthenticated: true,
       isLoading: false,
       error: null,
@@ -78,7 +92,14 @@ describe('WelcomeHeader', () => {
 
   it('displays subtitle text', () => {
     mockUseAuth.mockReturnValue({
-      user: { id: '1', email: 'test@example.com', first_name: 'Test', is_active: true, is_superuser: false, created_at: '' },
+      user: {
+        id: '1',
+        email: 'test@example.com',
+        first_name: 'Test',
+        is_active: true,
+        is_superuser: false,
+        created_at: '',
+      },
       isAuthenticated: true,
       isLoading: false,
       error: null,
@@ -95,7 +116,14 @@ describe('WelcomeHeader', () => {
 
   it('displays Create Project button', () => {
     mockUseAuth.mockReturnValue({
-      user: { id: '1', email: 'test@example.com', first_name: 'Test', is_active: true, is_superuser: false, created_at: '' },
+      user: {
+        id: '1',
+        email: 'test@example.com',
+        first_name: 'Test',
+        is_active: true,
+        is_superuser: false,
+        created_at: '',
+      },
       isAuthenticated: true,
       isLoading: false,
       error: null,