Refactoring Hub Firms routes

api/rpk-api/hub/user/schemas.py

@@ -8,5 +8,11 @@ from hub.firm import FirmRead
 class UserSchema(BaseUser[PydanticObjectId]):
     firms: list[FirmRead] = Field()
 
+    def belongs_to(self, firm):
+        for f in self.firms:
+            if f.instance == firm.instance and f.firm == firm.firm :
+                return True
+        return False
+
 class UserUpdateSchema(BaseUserUpdate):
     pass