// Playables SDK v1.0.0// Game lifecycle bridge: rAF-based game-ready detection + event communication(function() {  'use strict';  // Idempotency: skip if already initialized (e.g., server-side injection  // followed by client-side inject-javascript via the Bloks webview component).  if (window.playablesSDK) return;  var HANDLER_NAME = 'playablesGameEventHandler';  var ANDROID_BRIDGE_NAME = '_MetaPlayablesBridge';  var RAF_FRAME_THRESHOLD = 3;  var gameReadySent = false;  var firstInteractionSent = false;  var errorSent = false;  var frameCount = 0;  var originalRAF = window.requestAnimationFrame;  // --- Transport Layer ---  function hasIOSBridge() {    return !!(window.webkit &&              window.webkit.messageHandlers &&              window.webkit.messageHandlers[HANDLER_NAME]);  }  function hasAndroidBridge()