add some return values to some shit so it shuts down elegantly on crash

main.cpp

@@ -16,6 +16,5 @@ int main() {
     config.hass.token = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiI0MzUxMTZiY2VjNTg0MTI3OGI4YmU0NTY4ZGQ5MzIyYiIsImlhdCI6MTc1NzQzMDI0MCwiZXhwIjoyMDcyNzkwMjQwfQ.6wKTlxEA0FLWfv-qW35vewUSvTxdVrZWqFwHT5Khu6E";
 
     Application App(config);
-    App.Run();
-    return 0;
+    return App.Run();
 }