Restore join YouTube start prompt

public/app.js

@@ -432,7 +432,7 @@ function requestYoutubePlayback(player, videoId, position, allowStartPrompt = fa
     ) {
       setYoutubeStartPromptVisible(true);
     }
-  }, 3300);
+  }, 900);
 }
 
 async function sendWatchState({
@@ -513,9 +513,9 @@ function handleYoutubeStateChange(event) {
   desiredYoutubePlaying = action === "play";
   if (desiredYoutubePlaying) {
     syncedPlaybackRetryUntil = 0;
-    youtubeStartPromptAllowedUntil = 0;
     setYoutubeStartPromptVisible(false);
   } else {
+    youtubeStartPromptAllowedUntil = 0;
     setYoutubeStartPromptVisible(false);
   }
   const state = currentWatchState(action === "play");
@@ -598,7 +598,6 @@ async function applyWatchState(state, { suppressEvents = true, allowStartPrompt
   }
 
   if (shouldPlay) {
-    setYoutubeStartPromptVisible(allowStartPrompt);
     const sameVideo = player.getVideoData?.().video_id === currentYoutubeVideoId;
     const playerState = player.getPlayerState?.();
     if (sameVideo && ![YT.PlayerState.UNSTARTED, YT.PlayerState.CUED].includes(playerState)) {