{"name":"食品保质期检测","short_name":"保质期检测","description":"拍照提取生产日期和保质期，确认后判断食品是否过期。","start_url":"/","display":"standalone","background_color":"#f3f4f6","theme_color":"#2563eb","lang":"en","scope":"/","orientation":"portrait","icons":[{"src":"pwa-192x192.png","sizes":"192x192","type":"image/png"},{"src":"pwa-512x512.png","sizes":"512x512","type":"image/png"},{"src":"maskable-icon-512x512.png","sizes":"512x512","type":"image/png","purpose":"maskable"}]}