we go gui now

src/main.rs

@@ -2,6 +2,10 @@ mod config;
 mod engine;
 
 fn main() {
+   main_cli();
+}
+
+fn main_cli() {
    let cfg = config::build_config().unwrap();
    let input_engine = engine::build_input_engine(&cfg.streams.input.engine);
    let output_engine = engine::build_output_engine(&cfg.streams.output.engine);