メンバーにWebAppのインストールを促す

[Falco]

Playストアのような体験を得たい場合、最も良い方法は、ご自身のサイトをPlayストアに掲載することです。

Discourse sites in Playstore

I’m afraid teaching how to create Android apps is a bit out of scope of the support we can provide here on Meta. You may want to try a simple automatic app creation service like https://www.pwabuilder.com/ which game me a zip containing a ready android project for Meta just now. Google also gave me this results for “pwa twa guide” seach: