feat: added linting

src/main.rs

@@ -1,3 +1,9 @@
+#![warn(clippy::pedantic)]
+#![warn(clippy::nursery)]
+#![warn(clippy::unwrap_used)]
+#![warn(clippy::todo)]
+#![warn(clippy::panic)]
+
 mod config;
 mod dns;
 mod ext;
@@ -11,7 +17,10 @@ use dotenv::dotenv;
 use tokio::net::UdpSocket;
 use tracing::{Instrument, Level};
 
-use crate::{config::ConfigData, dns::*};
+use crate::{
+    config::ConfigData,
+    dns::{Answer, CLASS_IN, Message, Question, RECORD_TYPE_A, RESPONSE_CODE_NXDOMAIN},
+};
 
 #[tokio::main]
 async fn main() -> Result<()> {
@@ -61,17 +70,17 @@ async fn handle_datagram(
 
         let mut response = message.prepare_response();
         for question in message.questions {
-            if question.question_class != CLASS_IN {
+            if question.class != CLASS_IN {
                 tracing::error!(
                     "only IN class records are supported yet, requested: {}",
-                    question.question_class
+                    question.class
                 );
                 return Ok(());
             }
 
-            match question.question_type {
+            match question.qtype {
                 RECORD_TYPE_A => {
-                    handle_type_a_question(&config, &question, &mut response);
+                    handle_type_a_question(config, &question, &mut response);
                 }
                 qt => {
                     tracing::error!("unsupported question type, requested: {qt}");