Organize modules

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

src/main.rs

@@ -5,8 +5,8 @@ mod config;
 mod data;
 mod database;
 mod routes;
-mod time;
 mod types;
+mod utils;
 
 use config::Config;
 use dotenv::dotenv;