fix: add missing closing braces in lib.rs and sort imports in main.rs

Author: mftee

contract/src/lib.rs

@@ -66,6 +66,7 @@ pub struct SubmitResponse {
     pub transaction_id: Option<String>,
     pub anchored_at: Option<i64>,
     pub error: Option<String>,
+}
 
 #[derive(Debug, Deserialize)]
 pub struct RevokeRequest {
@@ -95,6 +96,7 @@ pub struct HistoryResponse {
     pub transactions: Vec<TransactionRecord>,
     pub count: usize,
     pub cached: bool,
+}
 
 #[derive(Debug, Serialize)]
 pub struct ValidationErrorResponse {

contract/src/main.rs

@@ -7,16 +7,16 @@ use axum::{
 };
 use serde::{Deserialize, Serialize};
 use std::sync::Arc;
+use stellar_doc_verifier::app;
+use stellar_doc_verifier::cache::{CacheBackend, RedisCache};
+use stellar_doc_verifier::config::AppConfig;
+use stellar_doc_verifier::metrics::MetricsRegistry;
+use stellar_doc_verifier::stellar::StellarClient;
+use stellar_doc_verifier::*;
 use tokio::net::TcpListener;
 use tower_http::trace::TraceLayer;
 use tracing::{info, warn};
 use tracing_subscriber::EnvFilter;
-use stellar_doc_verifier::*;
-use stellar_doc_verifier::stellar::StellarClient;
-use stellar_doc_verifier::cache::{CacheBackend, RedisCache};
-use stellar_doc_verifier::metrics::MetricsRegistry;
-use stellar_doc_verifier::config::AppConfig;
-use stellar_doc_verifier::app;
 
 #[tokio::main]
 async fn main() -> Result<(), Box<dyn std::error::Error>> {