Fix url encoding query and implement FromQueryArgument for Option<T> (#4213)

* Fix url encoding queries

* handle percent encoding hash fragments

* implement fromqueryargument for Option<T>

* fix tests

* fix typo

packages/asset-resolver/src/lib.rs

@@ -18,7 +18,8 @@ pub fn serve_asset_from_raw_path(path: &str) -> Result<Response<Vec<u8>>, AssetS
     // If the user provided a custom asset handler, then call it and return the response if the request was handled.
     // The path is the first part of the URI, so we need to trim the leading slash.
     let mut uri_path = PathBuf::from(
-        urlencoding::decode(path)
+        percent_encoding::percent_decode_str(path)
+            .decode_utf8()
             .expect("expected URL to be UTF-8 encoded")
             .as_ref(),
     );