Signature - Improvements

BUGS

1. Signature keeps saving when applying formatting in Rich text editor (bold, italic etc)

2. The signature saves to ALL your connections if you have multiple

   1. the default 0.email disappeared after saving - needs to be re-tested
      

Necessary improvements:

We can remove the Enable Signature section - the “Include by Default” does the same thing?

1. “Include by Default” should be enabled, by default so that we include the
   “Sent by 0.email” is appended to emails unless user customizes or disables the signature.
   

Move Rich text editor to left and make it default (Unless we’re convinced people are more keen on using HTML)

If section is to be used for Signatures only, update icon https://lucide.dev/icons/signature

Signature Preview

1. Should match the users theme

2. Should expand to display entire signature