refactor: cut down noise in tracing

Author: c-git

src/main.rs

@@ -22,7 +22,7 @@ async fn main(
     db_pool: sqlx::PgPool,
 ) -> ShuttleSerenity {
     tracing_subscriber::registry()
-        .with(fmt::layer().with_span_events(FmtSpan::ACTIVE))
+        .with(fmt::layer().with_span_events(FmtSpan::NEW | FmtSpan::CLOSE))
         .with(
             EnvFilter::try_from_default_env()
                 .unwrap_or_else(|_| EnvFilter::new("zbus=warn,serenity=warn,info")),