- This will act as centralized location to set the URL to lookup IP addresses.
Tests:
- When no value is set initially, the URL for Foundation is shown. This also
happens when the value is removed from 'plinth_kvstore' sqlite3 table.
- When empty value is set it, the empty value is set in DB and show in the UI.
- When no value is changed and form is updated, message is shown that settings
have not changed.
- When value is changed and form is updated the updated value is shown in the
form, message is shown that configuration has been updated.
- Updated URL value reflects in the email app and errors change accordingly.
Signed-off-by: Sunil Mohan Adapa <sunil@medhas.org>
Reviewed-by: Benedek Nagy <contact@nbenedek.me>
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