Reformatting everything with black

app/models/augmented_part.py

@@ -30,7 +30,9 @@ class AugmentedPart(Base):
         ForeignKey("part_types.id", ondelete="RESTRICT"), nullable=False
     )
     sub_part_type_id: Mapped[int | None] = mapped_column(
-        ForeignKey("sub_part_types.id", ondelete="SET NULL"), nullable=True, default=None
+        ForeignKey("sub_part_types.id", ondelete="SET NULL"),
+        nullable=True,
+        default=None,
     )
 
     # linked imported parts — not eagerly loaded; used by sync service only