feat: multi-robot architecture, car-robot rename, and credit-based OCR logic spec

backend/app/models/vehicle.py

@@ -16,13 +16,14 @@ class VehicleCatalog(Base):
     generation = Column(String(100))
     year_from = Column(Integer)
     year_to = Column(Integer)
-    category = Column(String(50)) # car, bike, boat, plane, truck
-    engine_type = Column(String(50)) # petrol, diesel, electric, hybrid
+    category = Column(String(50))
+    engine_type = Column(String(50))
     engine_power_kw = Column(Integer)
     
-    # DNS ADATOK: Minden technikai részlet (kerékméret, olajmennyiség, stb.)
+    # --- EZ A SOR HIÁNYZOTT ---
+    verification_status = Column(String(20), default="verified") 
+    
     factory_specs = Column(JSON, default={})
-    # SZERVIZTERV: Gyári előírások
     maintenance_plan = Column(JSON, default={})
     
     created_at = Column(DateTime(timezone=True), server_default=func.now())