создана часть бекенда

db/schemas/toolkit.py

@@ -11,14 +11,13 @@ class Toolkit(Base):
 
     id = Column(Integer, primary_key=True, index=True)
     title = Column(String, unique=True, index=True)
-    description = Column(Text)
+    description = Column(Text, nullable=True)
+    specifications = Column(JSONB, default={})
     category_id = Column(Integer, ForeignKey("categories.id", ondelete="CASCADE"))
     category_data = relationship(
         "Category", cascade="all, delete-orphan", lazy="joined", uselist=False
     )
-    image = Column(
-        JSONB, default={"main": "images/tools/default.png", "additional": []}
-    )
+    image = Column(JSONB)
     quantity_min = Column(Integer, nullable=True)
     quantity_min_extra = Column(Integer, nullable=True)
     external_link = Column(String, nullable=True)