I'm using Contact Form 7 + Friendly Captcha along with SMTP-Mailer. It's working fine for me.
https://wordpress.org/plugins/contact-form-7/
https://wordpress.org/plugins/friendly-captcha/
https://friendlycaptcha.com/
The upgrade guides should mostly be identical for upgrading Ubuntu. The Cloudron guide has maybe couple of additional notes/configuration for making sure things are running after upgrade. What error are you hitting when upgrading following either of the docs? I suspect they hit the same error.
Hi @krschuerman,
for me this still works, but as already said in my last post here in this thread the setting needs to be placed in the security block.
[security]
[..]
DISABLE_GIT_HOOKS = false
