feat(error-codes): finish error code explanations

src/main.rs

@@ -1,4 +1,27 @@
-#[tokio::main]
-async fn main() {
+mod error_codes;
 
+use std::env;
+use once_cell::sync::Lazy;
+use regex::Regex;
+use serenity::async_trait;
+use serenity::prelude::*;
+
+
+
+
+
+#[tokio::main(flavor = "current_thread")]
+async fn main() {
+    dotenv::dotenv().ok();
+
+    let token = env::var("PROFESSOR_TOKEN").expect("Token not specified");
+    let intents = GatewayIntents::GUILD_MESSAGES
+        | GatewayIntents::MESSAGE_CONTENT;
+
+
+    let mut client = Client::builder(&token, intents)
+        .event_handler(error_codes::ErrorCodeHandler)
+        .await.expect("unable to create client");
+
+    client.start().await.expect("error running bot");
 }