Old features need to improve

[hphng]

1. Chatview

• The sidebar of (design) has dropdown options in each thread.
• Change modal and logic of adding thread in sidebar
• #search command with sources (overflow in mobile view).
• guidance interactive.

2. General

• Authentication with JWT.
• Dark mode.
• name on profile image on navbar (overflow when the name is too long).
• use vuex with authStore