Add migration to restrict users without workspaces (#5369)

- update set null ON DELETE constraint to RESTRICT
- update missing updates

packages/twenty-server/src/engine/core-modules/auth/services/token.service.spec.ts

@@ -160,6 +160,9 @@ describe('TokenService', () => {
       };
       const mockUser = { id: '1', email: 'user@example.com' };
 
+      const mockedNewDate = new Date();
+
+      jest.spyOn(global, 'Date').mockImplementation(() => mockedNewDate);
       jest
         .spyOn(appTokenRepository, 'findOne')
         .mockResolvedValue(mockToken as AppToken);
@@ -173,7 +176,7 @@ describe('TokenService', () => {
         where: {
           value: hashedToken,
           type: AppTokenType.PasswordResetToken,
-          expiresAt: MoreThan(new Date()),
+          expiresAt: MoreThan(mockedNewDate),
           revokedAt: IsNull(),
         },
       });

packages/twenty-server/src/engine/core-modules/user/user.entity.ts

@@ -71,7 +71,7 @@ export class User {
 
   @Field(() => Workspace, { nullable: false })
   @ManyToOne(() => Workspace, (workspace) => workspace.users, {
-    onDelete: 'SET NULL',
+    onDelete: 'RESTRICT',
   })
   defaultWorkspace: Relation<Workspace>;