src/api/mod.rs

@@ -9,8 +9,8 @@ use crate::AppState;
 mod v1;
 mod versions;
 
-pub fn router() -> Router<Arc<AppState>> {
+pub fn router(path: &str) -> Router<Arc<AppState>> {
     Router::new()
-        .route("/versions", get(versions::versions))
-        .nest("/v1", v1::router())
+        .route(&format!("{path}/versions"), get(versions::versions))
+        .nest(&format!("{path}/v1"), v1::router())
 }

src/main.rs

@@ -141,7 +141,7 @@ async fn main() -> Result<(), Error> {
     // build our application with a route
     let app = Router::new()
         // `GET /` goes to `root`
-        .nest(web.backend_url.path(), api::router())
+        .merge(api::router(web.backend_url.path().trim_end_matches("/")))
         .with_state(app_state)
         .layer(cors)
         .layer(socket_io);