{"name":"Split or Double — Blackjack Trainer","short_name":"Split or Double","description":"Practice blackjack strategy, card counting, and betting progressions in a configurable, offline-capable trainer.","start_url":"/","display":"standalone","background_color":"#020617","theme_color":"#020617","lang":"en","scope":"/","icons":[{"src":"/android-chrome-192x192.png","sizes":"192x192","type":"image/png","purpose":"any"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png","purpose":"any"},{"src":"/android-chrome-512x512.png","sizes":"512x512","type":"image/png","purpose":"maskable"}]}