Refactored instances management

src/myfasthtml/myfastapp.py

@@ -10,6 +10,7 @@ from starlette.responses import Response
 from myfasthtml.auth.routes import setup_auth_routes
 from myfasthtml.auth.utils import create_auth_beforeware
 from myfasthtml.core.AuthProxy import AuthProxy
+from myfasthtml.core.instances import RootInstance
 from myfasthtml.core.utils import utils_app
 
 logger = logging.getLogger("MyFastHtml")
@@ -104,6 +105,6 @@ def create_app(daisyui: Optional[bool] = True,
     setup_auth_routes(app, rt, base_url=base_url)
     
     # create the AuthProxy instance
-    AuthProxy(base_url)  # using the auto register mechanism to expose it
+    AuthProxy(RootInstance, base_url)  # using the auto register mechanism to expose it
   
   return app, rt