feat(base): 优化环境变量配置

core/base/schema.py

@@ -20,9 +20,9 @@ class BaseResponse(BaseModel, Generic[T]):
 
 class Paginated(BaseModel, Generic[T]):
     list: Optional[T] = None
-    total: int
-    page: int
-    page_size: int
+    total: int = 0
+    page: int = 1
+    page_size: int = 15
 
 
 class SupportPlatformType(enum.Enum):