fix cargo audit reports and upgraded cargo dependencies

src/auth/jwt.rs

@@ -6,7 +6,7 @@ use std::env;
 
 use actix_web::HttpRequest;
 use chrono::{Duration, Utc};
-use dotenv::dotenv;
+use dotenvy::dotenv;
 use hmac::{Hmac, Mac};
 use jwt::{Header, SignWithKey, Token, VerifyWithKey};
 use serde::{Deserialize, Serialize};