symphony/cli: add main() function to __main__ for pyproject.toml entrypoint

symphony/cli/simbricks/cli/__main__.py

@@ -33,10 +33,13 @@ app.add_typer(audit.app, name="audit")
 
 @app.callback()
 @async_cli()
-async def main(
+async def amain(
     ns: Annotated[str, Option(help='Namespace to operate in.')] = 'foo/bar/baz',
 ):
     state.namespace = ns
 
+def main():
+    app()
+
 if __name__ == "__main__":
-    app()
+    main()
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