I need to find a way to
host apk files myself.
Not exact matches
Next you'll need to go to the four links listed above (for the Google
apk files hosted at APKMirror) and tap each link one at a time.
For example, you're probably safe is the app is coming from
APK Mirror, since all
files are verified and approved by the site's very cautious owner before they're allowed to be
hosted on the site.
The site links to original sources for a few things, like topjohnwu's XDA profile, but self -
hosts APK and ZIP
files for Magisk Manager and the Magisk installer.