vendor refactoring

models/database/product.py

@@ -15,15 +15,15 @@ class Product(Base, TimestampMixin):
     vendor_id = Column(Integer, ForeignKey("vendors.id"), nullable=False)
     marketplace_product_id = Column(Integer, ForeignKey("marketplace_products.id"), nullable=False)
 
-    # Shop-specific overrides (can override the main product data)
-    product_id = Column(String)  # Shop's internal product ID
+    # Vendor-specific overrides (can override the main product data)
+    product_id = Column(String)  # Vendor's internal product ID
     price = Column(Float)  # Override main product price
     sale_price = Column(Float)
     currency = Column(String)
     availability = Column(String)  # Override availability
     condition = Column(String)
 
-    # Shop-specific metadata
+    # Vendor-specific metadata
     is_featured = Column(Boolean, default=False)
     is_active = Column(Boolean, default=True)
     display_order = Column(Integer, default=0)

models/database/stock.py

@@ -21,7 +21,7 @@ class Stock(Base, TimestampMixin):
     vendor_id = Column(Integer, ForeignKey("vendors.id"))  # Optional: vendor -specific stock
 
     # Relationships
-    vendor = relationship("Shop")
+    vendor = relationship("Vendor")
 
     # Composite unique constraint to prevent duplicate GTIN-location combinations
     __table_args__ = (