Initial: Standalone mixer app with MixerPage, scene management, WS proxy

backend/venv/lib/python3.11/site-packages/rich/_extension.py

@@ -0,0 +1,10 @@
+from typing import Any
+
+
+def load_ipython_extension(ip: Any) -> None:  # pragma: no cover
+    # prevent circular import
+    from rich.pretty import install
+    from rich.traceback import install as tr_install
+
+    install()
+    tr_install()