fix: resolve h3 route when setting "url.path" (#12)

Author: huang-julien

src/runtime/plugin.ts

@@ -16,7 +16,7 @@ export default <NitroAppPlugin>((nitro) => {
         const parentCtx = trace.getSpan(currentContext) ? currentContext : api.propagation.extract(currentContext, getHeaders(event));
          const span = tracer.startSpan(await getSpanName(event), {
             attributes: {
-                [ATTR_URL_PATH]: event.context.matchedRoute?.path || event.path,
+                [ATTR_URL_PATH]: (await nitro.h3App.resolve(event.path))?.route || event.path,
                 [ATTR_URL_FULL]: event.path,
                 [ATTR_HTTP_REQUEST_METHOD]: event.method,
                 [ATTR_URL_SCHEME]: getRequestProtocol(event),