Auth fixes (#664)

* Auth fixes

* destroy flows after use

* fix comp err

* add bearer err msg

src/routes/index.rs

@@ -1,6 +1,7 @@
-use actix_web::HttpResponse;
+use actix_web::{get, HttpResponse};
 use serde_json::json;
 
+#[get("/")]
 pub async fn index_get() -> HttpResponse {
     let data = json!({
         "name": "modrinth-labrinth",