A small demo showing how to use the "web share target API" to upload an image.
1) Create a folder "ws3" in your webroot and add these files in it.
2) Replace demo.com with your URL in all the nessessecary files.
3) On your device go to https://[yourURL.com]/ws3/install.html and click "install"
4) now in your share menu's you should have this as an option (see below)