Add log crate to the server

server/Cargo.toml

@@ -22,3 +22,5 @@ secp256k1-zkp = { git = "https://github.com/ssantos21/rust-secp256k1-zkp.git", b
 mercurylib = { path = "../lib" }
 chrono = "0.4.31"
 sha2 = "0.10.8"
+log = "0.4.22"
+env_logger = "0.11.5"

server/src/main.rs

@@ -11,24 +11,34 @@ use rocket::fairing::{Fairing, Info, Kind};
 use rocket::http::Header;
 use server::StateChainEntity;
 
+use log::error;
+
 #[catch(500)]
-fn internal_error() -> Value {
-    json!("Internal server error")
+fn internal_error(req: &Request) -> Value {
+    let message = format!("500 - Internal Server Error: {}", req.uri());
+    error!("{}", message);
+    json!(message)
 }
 
 #[catch(400)]
-fn bad_request() -> Value {
-    json!("Bad request")
+fn bad_request(req: &Request) -> Value {
+    let message = format!("400 - Bad request: {}", req.uri());
+    error!("{}", message);
+    json!(message)
 }
 
 #[catch(404)]
 fn not_found(req: &Request) -> Value {
-    json!(format!("Not found! Unknown route '{}'.", req.uri()))
+    let message = format!("404 - Not Found: {}", req.uri());
+    error!("{}", message);
+    json!(message)
 }
 
 #[rocket::main]
 async fn main() {
 
+    env_logger::init();
+
     server_config::ServerConfig::load();
 
     let statechain_entity = StateChainEntity::new().await;