Function missing_path_is_io_error

crates/openshell-server/src/config_file.rs:614–618

()

    #[test]
    fn missing_path_is_io_error() {
        let err = load(Path::new("/nonexistent/openshell-gateway.toml"))
            .expect_err("missing file must be io error");
        assert!(matches!(err, ConfigFileError::Io { .. }));
    }

    /// Contract test: the RPM default config template must parse against the
    /// current schema and must pin the settings that Podman deployments require.