Android webview

i want Android webview, just convert my website to Android webview

not required flash screen
not required preloader
not required page preloader
not required pullToRefresh

i want push notification ( one si gnal - we provide email address)

also i want one features extra
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when users are clicking this link means <a href="imageg.jpg" download="image.jpg">
that chooser (WhatsApp , telegram or etc) should be opened.
they should share image.jpg through telegram or WhatsApp

i want android apk source file