[Feature request] Option to write sms with subject

[inson1]

Checklist

• [x] I made sure that there are no existing issues - open or closed - to which I could contribute my information.
• [x] I have read the FAQ and my problem isn't listed.
• [x] I have taken the time to fill in all the required details. I understand that the feature request will be dismissed otherwise.
• [x] This issue contains only one feature request.
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Is your feature request related to a problem? Please describe. other sms apps can write sms messages with subject

Describe the solution you'd like same as in google sms, in menu option to show second text field for the subject. dont remember this option for chats

Additional context this doesnt have high priority