fix(model):

1. when adding a model API key to the model list, a tenant_id uniqueness check needs to be added;
2.the Model Square has cancelled custom models;
3. optimization of the interface logic for customizing model configurations in the model list

api/app/repositories/model_repository.py

@@ -48,13 +48,17 @@ class ModelConfigRepository:
             raise
 
     @staticmethod
-    def get_by_name(db: Session, name: str, tenant_id: uuid.UUID | None = None) -> Optional[ModelConfig]:
-        """根据名称获取模型配置"""
-        db_logger.debug(f"根据名称查询模型配置: name={name}, tenant_id={tenant_id}")
+    def get_by_name(db: Session, name: str, provider: str | None = None, tenant_id: uuid.UUID | None = None) -> Optional[ModelConfig]:
+        """根据名称和供应商获取模型配置"""
+        db_logger.debug(f"根据名称查询模型配置: name={name}, provider={provider}, tenant_id={tenant_id}")
         
         try:
             query = db.query(ModelConfig).filter(ModelConfig.name == name)
             
+            # 添加供应商过滤
+            if provider:
+                query = query.filter(ModelConfig.provider == provider)
+            
             # 添加租户过滤
             if tenant_id:
                 query = query.filter(
@@ -69,7 +73,7 @@ class ModelConfigRepository:
                 db_logger.debug(f"模型配置查询成功: {model.name}")
             return model
         except Exception as e:
-            db_logger.error(f"根据名称查询模型配置失败: name={name} - {str(e)}")
+            db_logger.error(f"根据名称查询模型配置失败: name={name}, provider={provider} - {str(e)}")
             raise
 
     @staticmethod