remove some unused code

packages/backend/crates/config/src/data.rs

@@ -285,10 +285,6 @@ impl Default for MaxCommentLength {
     }
 }
 
-fn cluster_limit_default() -> u16 {
-    1
-}
-
 fn deliver_job_default() -> u16 {
     128
 }

packages/backend/crates/logging/src/lib.rs

@@ -1,3 +0,0 @@
-pub fn idk() {
-    config::get_config();
-}

packages/backend/crates/server/src/lib.rs

@@ -1,4 +1,3 @@
-use std::error;
 
 use axum::Router;
 
@@ -39,7 +38,6 @@ pub fn init() -> anyhow::Result<()> {
 
 #[cfg(test)]
 mod tests {
-    use std::{env, path::Path};
 
     #[test]
     fn test() {