add color field and in stuck model

backend/product/admin.py

@@ -1,18 +1,27 @@
 from django.contrib import admin
 from .models import *
-from unfold.admin import ModelAdmin
+from unfold.admin import ModelAdmin, TabularInline
 
 from import_export.admin import ImportExportModelAdmin
 from unfold.contrib.import_export.forms import ExportForm, ImportForm, SelectableFieldsExportForm
 from unfold.contrib.forms.widgets import ArrayWidget, WysiwygWidget
 from django.contrib.postgres.fields import ArrayField
+from unfold.widgets import (
+    UnfoldAdminColorInputWidget,
+)
 
+class InStuckColorsInLine(TabularInline):
+    model = InStuckColors
+    extra = 1
+    formfield_overrides = {
+        models.CharField: {"widget": UnfoldAdminColorInputWidget()},
+    }
 
 @admin.register(ProductModel)
 class ProductModelAdmin(ModelAdmin, ImportExportModelAdmin):
     import_form_class = ImportForm
     export_form_class = ExportForm
-    
+    inlines = [InStuckColorsInLine]
     readonly_fields = ('slug', )
 
     compressed_fields = True