Remote URL hardcoding compatibility (#1810)

* Remote URL compatibility
---------

Co-authored-by: jeffvli <jeffvictorli@gmail.com>

src/renderer/global.d.ts

@@ -74,6 +74,7 @@ declare global {
         FS_PLAYBACK_TRANSCODE_ENABLED?: string;
         FS_PLAYBACK_WEB_AUDIO?: string;
         LEGACY_AUTHENTICATION?: boolean | string;
+        REMOTE_URL?: string;
         SERVER_LOCK?: boolean | string;
         SERVER_NAME?: string;
         SERVER_TYPE?: string;