feat: add user endpoints

src/application/abstractions/repositories/i_wallets_repository.py

@@ -0,0 +1,14 @@
+from abc import ABC, abstractmethod
+
+from src.application.domain.entities.user import WalletEntity
+
+
+class IWalletRepository(ABC):
+
+    @abstractmethod
+    async def list_by_user(self, user_id: str) -> list[WalletEntity]:
+        raise NotImplementedError
+
+    @abstractmethod
+    async def exists_for_user(self, user_id: str) -> bool:
+        raise NotImplementedError