add caldav mcp server

refactoring

src/main.rs

@@ -81,12 +81,6 @@ async fn main() {
         })
         .unwrap();
 
-    /*let audio_client = config.audio_client();
-    log::debug!("Audio server status {:?}", audio_client.status().await.inspect_err(|e|{
-        log::error!("audio server error {}", e);
-        std::process::exit(1);
-    }).unwrap());*/
-
     let ollama = config.ollama_instance();
     let model_name = &config.ollama_config().model.name;