complation error when using router.merge(...).layer(...)

gistfile1.txt

error[E0277]: the trait bound `axum::error_handling::HandleError<tower_http::decompression::RequestDecompression<axum::routing::Route>, [closure@src/main.rs:18:46: 18:59], _>: tower::Service<axum::http::Request<_>>` is not satisfied
   --> src/main.rs:17:13
    |
16  |           .layer(
    |            ----- required by a bound introduced by this call
17  | /             ServiceBuilder::new()
18  | |                 .layer(HandleErrorLayer::new(|_: BoxError| async move {
19  | |                     (StatusCode::INTERNAL_SERVER_ERROR, "Unhandled server error")
20  | |                 }))
21  | |                 .layer(RequestDecompressionLayer::new()),
    | |________________________________________________________^ the trait `tower::Service<axum::http::Request<_>>` is not implemented for `axum::error_handling::HandleError<tower_http::decompression::RequestDecompression<axum::routing::Route>, [closure@src/main.rs:18:46: 18:59], _>`
    |
    = help: the following other types implement trait `tower::Service<Request>`:
              axum::error_handling::HandleError<S, F, ()>
              axum::error_handling::HandleError<S, F, (T1,)>
              axum::error_handling::HandleError<S, F, (T1, T2)>
              axum::error_handling::HandleError<S, F, (T1, T2, T3)>
              axum::error_handling::HandleError<S, F, (T1, T2, T3, T4)>
              axum::error_handling::HandleError<S, F, (T1, T2, T3, T4, T5)>
              axum::error_handling::HandleError<S, F, (T1, T2, T3, T4, T5, T6)>
              axum::error_handling::HandleError<S, F, (T1, T2, T3, T4, T5, T6, T7)>
            and 9 others
note: the method call chain might not have had the expected associated types
   --> src/main.rs:18:18
    |
17  |               ServiceBuilder::new()
    |               --------------------- this expression has type `ServiceBuilder<Identity>`
18  |                   .layer(HandleErrorLayer::new(|_: BoxError| async move {
    |  __________________^
19  | |                     (StatusCode::INTERNAL_SERVER_ERROR, "Unhandled server error")
20  | |                 }))
    | |___________________^ `Layer::Service` is `HandleError<_, [closure@main.rs:18:46], _>` here
21  |                   .layer(RequestDecompressionLayer::new()),
    |                    --------------------------------------- `Layer::Service` remains `HandleError<RequestDecompression<_>, [closure@main.rs:18:46], _>` here
note: required by a bound in `axum::Router::<S, B>::layer`
   --> /Users/yannsimon/.cargo/registry/src/index.crates.io-6f17d22bba15001f/axum-0.6.20/src/routing/mod.rs:236:21
    |
233 |     pub fn layer<L, NewReqBody>(self, layer: L) -> Router<S, NewReqBody>
    |            ----- required by a bound in this associated function
...
236 |         L::Service: Service<Request<NewReqBody>> + Clone + Send + 'static,
    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ required by this bound in `Router::<S, B>::layer`