It is a limitation of a PWA. A native app (wrapper) will likely be coming though, and a custom Capacitor plugin could theoretically interface with the native API to switch out icons. Theoretically. No promises though :)

Quoting this comment by the dev

  • Fluid@aussie.zoneEnglish
    2·
    1 year ago

    I hadn’t no, but that’s cool! I’m not a developer, but seems like a useful tool.