adding part colour

app/models/__init__.py

@@ -6,6 +6,7 @@ from app.models.imported_part import ImportedPart
 from app.models.imported_part_config import ImportedPartConfig
 from app.models.iso_thread import IsoThread
 from app.models.manufacturer import Manufacturer
+from app.models.part_colour import PartColour
 from app.models.part_type import PartType
 from app.models.permission import Permission
 from app.models.scope_model import ScopeModel
@@ -22,6 +23,7 @@ __all__ = [
     "ImportedPartConfig",
     "IsoThread",
     "Manufacturer",
+    "PartColour",
     "PartType",
     "Permission",
     "ScopeModel",