- fix: warnings about unused variables

- add: LOG_LEVEL env variable

auth-service/src/main.rs

@@ -6,9 +6,10 @@ use auth_service::grpc::MyAuthService;
 use dotenv::dotenv;
 use std::env;
 use std::net::ToSocketAddrs;
+use std::str::FromStr;
 use tokio::{select, signal};
 use tonic::transport::Server;
-use tracing::info;
+use tracing::{info, Level};
 use warp::Filter;
 
 mod consul_registration;
@@ -20,9 +21,7 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     dotenv().ok();
 
     tracing_subscriber::fmt()
-        .with_env_filter(tracing_subscriber::EnvFilter::from_default_env())
-        .with_thread_names(true)
-        .with_timer(tracing_subscriber::fmt::time::ChronoLocal::rfc_3339())
+        .with_max_level(Level::from_str(&env::var("LOG_LEVEL").unwrap_or_else(|_| "info".to_string())).unwrap_or_else(|_| Level::INFO))
         .init();
 
     // Set the gRPC server address