refactor: streamline error handling and resource management in various modules

src-tauri/src/core/handle.rs

@@ -109,8 +109,7 @@ impl Handle {
         let msg_str = msg.into();
 
         if !*handle.startup_completed.read() {
-            let mut errors = handle.startup_errors.write();
-            errors.push(ErrorMessage {
+            handle.startup_errors.write().push(ErrorMessage {
                 status: status_str,
                 message: msg_str,
             });