pub async fn load_toml_or_default<T>(
path: &Path,
what: &str,
) -> Result<T, Error>where
T: DeserializeOwned + Default,Expand description
Loads and parses a TOML file at path, or returns T::default() if it
doesn’t exist yet. what is a human-readable label used in error
messages (e.g. "app manifest").