fix missing type annotations for graphql query field arguments

app/graphql/types.py

@@ -1,7 +1,10 @@
 import strawberry
 from typing import List, Optional
 from datetime import datetime
+from strawberry.types import Info
+
 from app.utils.format import get_image_url
+from app.graphql.context import CustomContext
 
 @strawberry.type
 class UserType:
@@ -19,6 +22,14 @@ class UserType:
     def avatar_url(self) -> Optional[str]:
         return get_image_url(self.avatar) if self.avatar else None
 
+@strawberry.type
+class WorkspaceMemberType:
+    id: strawberry.ID
+    workspace_id: str
+    user_id: Optional[str]
+    role: str
+    status: str
+
 @strawberry.type
 class WorkspaceType:
     id: strawberry.ID
@@ -30,15 +41,5 @@ class WorkspaceType:
     
     # 支持前端按需加载关联的成员
     @strawberry.field
-    def members(self, info) -> List["WorkspaceMemberType"]:
-        from app.models import WorkspaceMember
-        db = info.context.db
-        return db.query(WorkspaceMember).filter(WorkspaceMember.workspace_id == self.id).all()
-
-@strawberry.type
-class WorkspaceMemberType:
-    id: strawberry.ID
-    workspace_id: str
-    user_id: Optional[str]
-    role: str
-    status: str
+    def members(self, info: Info) -> List[WorkspaceMemberType]:
+        return info.context.members_loader.load(self.id)