update stubs

zengl-stubs/__init__.pyi

@@ -301,6 +301,8 @@ class Context:
     includes: Dict[str, str]
     frame_time: int
     screen: int
+    loader: ContextLoader
+    lost: bool
     def buffer(
         self,
         data: Data | None = None,
@@ -351,6 +353,7 @@ class Context:
     def new_frame(self, reset: bool = True, clear: bool = True, frame_time: bool = False) -> None: ...
     def end_frame(self, clean: bool = True, flush: bool = True, sync: bool = False) -> None: ...
     def release(self, obj: Buffer | Image | Pipeline | Literal['shader_cache'] | Literal['all']) -> None: ...
+    def gc(self) -> List[Buffer | Image | Pipeline]: ...
 
 def init(loader: ContextLoader | None = None): ...
 def context() -> Context: ...
@@ -375,5 +378,3 @@ def bind(
 ) -> List[VertexBufferBinding]: ...
 def calcsize(layout: str) -> int: ...
 def loader(headless: bool = False) -> ContextLoader: ...
-
-default_loader: ContextLoader | None = None