fix panic if invalid url

lib/src/embed/mod.rs

@@ -1,7 +1,7 @@
 use std::io::Cursor;
-use rust_embed::RustEmbed;
+use rust_embed::{EmbeddedFile, RustEmbed};
 use rocket::{Data, Request, Response, Route};
-use rocket::http::{ContentType, Method};
+use rocket::http::{ContentType, Method, Status};
 use rocket::http::uri::{Segments};
 use rocket::http::uri::fmt::Path;
 use rocket::route::{Handler, Outcome};
@@ -13,8 +13,7 @@ struct Asset;
 
 #[cfg(feature = "static")]
 #[derive(Clone)]
-pub struct CustomHandler {
-}
+pub struct CustomHandler {}
 
 #[cfg(feature = "static")]
 impl Into<Vec<Route>> for CustomHandler {
@@ -38,8 +37,12 @@ impl Handler for CustomHandler {
             path
         };
 
-        let file_content =
-            <Asset as RustEmbed>::get(path.to_string_lossy().as_ref()).unwrap();
+        let file_content = <Asset as RustEmbed>::get(path.to_string_lossy().as_ref());
+        let file_content = match file_content {
+            None => return Outcome::Failure(Status::NotFound),
+            Some(c) => c
+        };
+
         let content_type: ContentType = path
             .extension()
             .map(|x| x.to_string_lossy())