feat: structure

backend/app/models/embeddings.py

@@ -0,0 +1,17 @@
+"""
+Embedding model definition (placeholder for AI features)
+"""
+from sqlalchemy import Column, String, ForeignKey, LargeBinary
+import uuid
+
+from app.database import Base
+
+class Embedding(Base):
+    """
+    Placeholder table for future AI embeddings (CLIP, face recognition, etc.)
+    """
+    __tablename__ = 'embeddings'
+    
+    photo_id = Column(String, ForeignKey('photos.id', ondelete='CASCADE'), primary_key=True)
+    model = Column(String)  # e.g., 'clip-vit-b32', 'face-recognition', etc.
+    vector = Column(LargeBinary)  # raw float32 bytes for embedding vector