{"name":"P21計算機","short_name":"P21計算機","start_url":"/","display":"standalone","background_color":"#f4f5f7","theme_color":"#20242b","lang":"ja","scope":"/","icons":[{"src":"/icon-192.png","sizes":"192x192","type":"image/png"},{"src":"/icon-512.png","sizes":"512x512","type":"image/png","purpose":"any"},{"src":"/icon-maskable-512.png","sizes":"512x512","type":"image/png","purpose":"maskable"}]}