snappymail/assets/manifest.json

{
	"name": "RainLoop Webmail",
	"short_name": "RainLoop",
	"description": "Simple, modern & fast web-based email client",
	"display": "standalone",
	"icons": [{
		"src": "apple-touch-icon.png",
		"sizes": "64x64",
		"type": "image/png"
	}, {
		"src": "android-icon.png",
		"sizes": "192x192",
		"type": "image/png"
	}],
	"start_url": "../../../../"
}