Make head request to resolve short urls

src/invidious/routes/api/v1/misc.cr

@@ -159,6 +159,11 @@ module Invidious::Routes::API::V1::Misc
     return error_json(400, "Missing URL to resolve") if !url
 
     begin
+      head_response = HTTP::Client.head url.as(String)
+      if head_response.headers["location"]?
+        url = head_response.headers["location"]
+      end
+    
       resolved_url = YoutubeAPI.resolve_url(url.as(String))
       endpoint = resolved_url["endpoint"]
       pageType = endpoint.dig?("commandMetadata", "webCommandMetadata", "webPageType").try &.as_s || ""