fix(oembed): fix searchParams

Author: MichaelDeBoey

src/lambda/oembed/oembed.js

@@ -38,7 +38,7 @@ function handler(event, context, callback) {
     );
   }
 
-  const { hostname, pathname } = new URL(params.url);
+  const { hostname, pathname, searchParams } = new URL(params.url);
 
   // verify if the url is supported, basically we only allow localhost if we're
   // running at localhost, and testing-playground.com as host. And either no
@@ -54,7 +54,10 @@ function handler(event, context, callback) {
   const url = pathname.startsWith('/gist/')
     ? pathname.replace('/gist/', '/embed/')
     : pathname;
-  const embedUrl = `${host}/${url}?panes=query,preview`;
+  if(!searchParams.get('panes')){
+    searchParams.set('panes','query,preview')
+  }
+  const embedUrl = `${host}/${url}?${searchParams.toString()}`;
 
   callback(null, {
     statusCode: 200,