[Chore/Refactor] Switch from MyPy to Basedpyright for type checking (#25047)

Signed-off-by: -LAN- <laipz8200@outlook.com>

api/services/app_service.py

@@ -96,7 +96,7 @@ class AppService:
                 )
             except (ProviderTokenNotInitError, LLMBadRequestError):
                 model_instance = None
-            except Exception as e:
+            except Exception:
                 logger.exception("Get default model instance failed, tenant_id: %s", tenant_id)
                 model_instance = None
 
@@ -201,7 +201,7 @@ class AppService:
 
                     # override tool parameters
                     tool["tool_parameters"] = masked_parameter
-                except Exception as e:
+                except Exception:
                     pass
 
             # override agent mode