add userFriendly messages to PermissionsException (#13659)

/closes #13580

<img width="1186" height="754" alt="image"
src="https://github.com/user-attachments/assets/d5be9e3a-2748-4ad0-b29b-98038cbeeb6a"
/>

packages/twenty-server/src/engine/metadata-modules/user-role/user-role.service.ts

@@ -195,6 +195,10 @@ export class UserRoleService {
       throw new PermissionsException(
         PermissionsExceptionMessage.NO_ROLE_FOUND_FOR_USER_WORKSPACE,
         PermissionsExceptionCode.NO_ROLE_FOUND_FOR_USER_WORKSPACE,
+        {
+          userFriendlyMessage:
+            'Your role in this workspace could not be found. Please contact your workspace administrator.',
+        },
       );
     }
 
@@ -227,6 +231,10 @@ export class UserRoleService {
       throw new PermissionsException(
         'User workspace not found',
         PermissionsExceptionCode.USER_WORKSPACE_NOT_FOUND,
+        {
+          userFriendlyMessage:
+            'Your workspace membership could not be found. You may no longer have access to this workspace.',
+        },
       );
     }
 
@@ -240,6 +248,10 @@ export class UserRoleService {
       throw new PermissionsException(
         'Role not found',
         PermissionsExceptionCode.ROLE_NOT_FOUND,
+        {
+          userFriendlyMessage:
+            'The role you are trying to assign could not be found. It may have been deleted.',
+        },
       );
     }
 
@@ -280,6 +292,10 @@ export class UserRoleService {
       throw new PermissionsException(
         PermissionsExceptionMessage.CANNOT_UNASSIGN_LAST_ADMIN,
         PermissionsExceptionCode.CANNOT_UNASSIGN_LAST_ADMIN,
+        {
+          userFriendlyMessage:
+            'You cannot remove the admin role from the last administrator. Please assign another administrator first.',
+        },
       );
     }
   }