{"name":"离线工具 · 视频取帧与图片处理","short_name":"离线工具","description":"视频与图片不上传，在浏览器中完成取帧、压缩和水印。","start_url":"/","display":"standalone","background_color":"#000000","theme_color":"#000000","lang":"zh-CN","scope":"/","icons":[{"src":"/pwa-192.png","sizes":"192x192","type":"image/png"},{"src":"/pwa-512.png","sizes":"512x512","type":"image/png","purpose":"any"},{"src":"/pwa-maskable-512.png","sizes":"512x512","type":"image/png","purpose":"maskable"}]}