Integrates the CrazyGames JavaScript SDK (v3) into a browser or HTML5 game. Handles SDK initialization, user authentication and profile retrieval, persistent key/value storage, interstitial and rewarded ad breaks, adblock detection, responsive banner ads, gameplay lifecycle hooks (loadingStart/Stop, gameplayStart/Stop, happytime), and optional Xsolla Pay Station in-app purchases with analytics order tracking. Use when the user mentions CrazyGames, wants to publish or integrate a game on CrazyGames, or needs to add SDK features like ads, user accounts, game events, storage, or in-game purchases to a browser/HTML5/JavaScript game.