added infrastructure code

data_store/interfaces/image_repository_interface.py

@@ -0,0 +1,29 @@
+"""Definition of ImageRepositoryInterface"""
+
+from uuid import UUID
+from abc import ABC, abstractmethod
+from PIL import Image
+
+
+class ImageRepositoryInterface(ABC):
+    """ImageRepository interface."""
+
+    @abstractmethod
+    def get(self, image_id: UUID) -> Image.Image | None:
+        """Retrieve an Image by its ID."""
+        raise NotImplementedError()
+
+    @abstractmethod
+    def put(self, image: Image.Image, image_id: UUID) -> None:
+        """Update or create an Image."""
+        raise NotImplementedError()
+
+    @abstractmethod
+    def delete(self, image_id: UUID) -> None:
+        """Delete an Image by its ID."""
+        raise NotImplementedError()
+
+    @abstractmethod
+    def list_all(self) -> list[UUID]:
+        """List all image IDs in the repository."""
+        raise NotImplementedError()