refactor(shop-statuses): migrate to DI, restructure docs into docs/ folder (0.268)

- Migrate ShopStatuses module to Domain + DI architecture
- Add ShopStatusRepository, ShopStatusesController with color picker
- Convert front\factory\ShopStatuses to facade
- Add FormFieldType::COLOR with HTML5 color picker
- Move documentation files to docs/ folder (PROJECT_STRUCTURE, REFACTORING_PLAN, CHANGELOG, FORM_EDIT_SYSTEM, TESTING, DATABASE_STRUCTURE)
- Tests: 254 tests, 736 assertions

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

autoload/admin/ViewModels/Forms/FormField.php

@@ -268,6 +268,21 @@ class FormField
         );
     }
 
+    public static function color(string $name, array $config = []): self
+    {
+        return new self(
+            $name,
+            FormFieldType::COLOR,
+            $config['label'] ?? '',
+            $config['value'] ?? null,
+            $config['tab'] ?? 'default',
+            $config['required'] ?? false,
+            $config['attributes'] ?? [],
+            [],
+            $config['help'] ?? null
+        );
+    }
+
     public static function hidden(string $name, $value = null): self
     {
         return new self(

autoload/admin/ViewModels/Forms/FormFieldType.php

@@ -21,4 +21,5 @@ class FormFieldType
     public const HIDDEN = 'hidden';
     public const LANG_SECTION = 'lang_section';
     public const CUSTOM = 'custom';
+    public const COLOR = 'color';
 }