Added more code

src/main.rs

@@ -19,6 +19,7 @@ async fn main() {
     // build our application with a route
     let app = Router::new()
         .layer(axum::Extension(pool))
+        .route(callers::endpoints::DBTEST, get(callers::common::db_ping))
         .route(callers::endpoints::ROOT, get(callers::common::root))
         .route(
             callers::endpoints::REGISTER,