fix: update type hint for VectorDBService instance variable

This commit is contained in:
shiyu
2025-12-10 11:20:25 +08:00
parent 62d0316d48
commit d7260e8863

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@@ -398,7 +398,7 @@ class AIProviderService:
class VectorDBService:
_instance: "VectorDBService" | None = None
_instance: Optional["VectorDBService"] = None
def __new__(cls, *args, **kwargs):
if cls._instance is None: