Infrastructure: Implement master/dev/vX branching, save git path, and fix username casing

backend/models.py

@@ -8,10 +8,20 @@ class User(Base):
 
     id = Column(Integer, primary_key=True, index=True)
     username = Column(String, unique=True, index=True)
+    hashed_password = Column(String, nullable=True) # Nullable for LDAP or legacy users
     role = Column(String, default="user")  # 'admin' or 'user'
     
     audit_logs = relationship("AuditLog", back_populates="user")
 
+class Category(Base):
+    __tablename__ = "categories"
+
+    id = Column(Integer, primary_key=True, index=True)
+    name = Column(String, unique=True, index=True)
+    description = Column(String, nullable=True)
+
+    items = relationship("Item", back_populates="category_rel")
+
 class Item(Base):
     __tablename__ = "items"
 
@@ -19,11 +29,18 @@ class Item(Base):
     barcode = Column(String, unique=True, index=True)
     name = Column(String, index=True)
     category = Column(String, index=True)
+    category_id = Column(Integer, ForeignKey("categories.id"), nullable=True)
+    type = Column(String, index=True, nullable=True)
+    
+    category_rel = relationship("Category", back_populates="items")
+    part_number = Column(String, index=True, nullable=True)
+    color = Column(String, index=True, nullable=True)
+    specs = Column(Text, nullable=True)
     quantity = Column(Float, default=0.0)
     min_quantity = Column(Float, default=1.0)
     image_url = Column(String, nullable=True)
     
-    # Store labels template extracted data simply as JSON text for now
+    # Full AI metadata
     labels_data = Column(Text, nullable=True)  
 
 class AuditLog(Base):
@@ -35,6 +52,8 @@ class AuditLog(Base):
     action = Column(String)  # e.g., 'CHECK_IN', 'CHECK_OUT', 'CREATE_ITEM'
     target_item_id = Column(Integer, nullable=True)
     quantity_change = Column(Float, nullable=True)
+    uuid = Column(String, unique=True, index=True, nullable=True)
+    details = Column(Text, nullable=True) # For reasons, sync notes, etc.
     
     user = relationship("User", back_populates="audit_logs")