feat: bump up rust version and a big cleanup

Also added an example .env

This will break stuff (briefly)

src/bin/update_minecraft.rs

@@ -15,7 +15,7 @@ async fn main() {
   for server in &servers {
     // wipe whitelist first
     if !wiped.contains(&server.minecraft) {
-      whitelist_wipe(&server.minecraft, &config.discord_minecraft).await;
+      whitelist_wipe(&server.minecraft, &config.discord_token_minecraft).await;
       // add it to teh done list so its not done again
       wiped.insert(&server.minecraft);
     }