Tests performed:
- Submit a form and notice that button has a spinner soon after click.
- Select a from like Gitweb repository creation form and submit it. After submit
go back to previous form using back button. Notice that button has been restored
to proper state.
- Without filling valid information the form, press submit. Notice that the
button does not change to a spinner.
- Check installing an app, snapshots management, network forms, wireguard forms,
etc.
- Test on Firefox and Chromium.
- Test with LibreJS that the script is accepted as valid free software license.
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: Veiko Aasa <veiko17@disroot.org>
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