feat(src/djinit/utils): add use_tailwind and use_htmx configuration flags

New Features:
- Add `use_tailwind` metadata option (default False) for Tailwind CSS support.
- Add `use_htmx` metadata option (default False) for HTMX support.

Enhancements:
- Extend DjangoHelper context to include the new flags in generated settings.

src/djinit/utils/django.py

@@ -44,6 +44,8 @@ class DjangoHelper:
                 "app_names": [],
                 "use_database_url": metadata.get("use_database_url", True),
                 "database_type": metadata.get("database_type", "postgresql"),
+                "use_tailwind": metadata.get("use_tailwind", False),
+                "use_htmx": metadata.get("use_htmx", False),
             }
 
             dev_context = {"secret_key": secret_key}