refactor: move jwks loading to function

casket-backend/src/main.rs

@@ -7,6 +7,7 @@ mod extractor_helper;
 mod files;
 mod routes;
 
+use crate::config::Config;
 use axum::{middleware, Router};
 use axum_jwks::Jwks;
 use std::env;
@@ -29,15 +30,7 @@ async fn main() {
     match config {
         Ok(config) => {
             debug!("Config loaded {:?}", &config,);
-            let jwks = Jwks::from_oidc_url(
-                // The Authorization Server that signs the JWTs you want to consume.
-                &config.oidc.oidc_endpoint,
-                // The audience identifier for the application. This ensures that
-                // JWTs are intended for this application.
-                None,
-            )
-            .await
-            .unwrap();
+            let jwks = load_jwks(&config).await;
             let bind = format!("{}:{}", &config.server.bind_address, &config.server.port);
             let state = AppState { config, jwks };
             let app = Router::new()
@@ -63,6 +56,12 @@ async fn main() {
     }
 }
 
+async fn load_jwks(config: &Config) -> Jwks {
+    Jwks::from_oidc_url(&config.oidc.oidc_endpoint, None)
+        .await
+        .unwrap()
+}
+
 fn get_log_level() -> tracing::Level {
     let env = env::var("CASKET_LOG_LEVEL");
     match env {