also show 404 page for MethodNotAllowed

src/handlers.rs

@@ -8,7 +8,7 @@ use warp::{
     body::BodyDeserializeError,
     http::{uri::InvalidUri, Uri},
     redirect,
-    reject::{self, Reject},
+    reject::{self, MethodNotAllowed, Reject},
     reply,
     Rejection,
     Reply,
@@ -120,7 +120,7 @@ pub async fn try_handle_reject(
     brevo: Arc<Brevo>,
     err: Rejection,
 ) -> Result<Box<dyn Reply>, Rejection> {
-    if err.is_not_found() {
+    if err.is_not_found() || err.find::<MethodNotAllowed>().is_some() {
         let rendered = brevo
             .tera
             .render("404.html", &Context::new())