user can register. afer registering, user will be automatically logged in, we will store login info to localstorage (for login persistance) and redirected to inbox page

user can login and after login we will save the login information in localstorage (for login persistance) and redirect user to inbox

load sidebar messages from conversation API and implement load more feature

load specific conversation messages when user clicks on it and implement load more feature

when user sends message, a) if conversation id is present, update conversation table and also inserts into messages table b) if conversation id is missing, get conversation id using filter _ if conversation id exists, then update that conversation and add to messages table _ if conversation id is missing, insert that conversation and add to messages table

sidebar conversation list scroll - sort by latest first and when user loads more, bring previous "10 conversations sorted by latest first" and pushed into the conversations array

messages list scroll - bring "10 latest messages per request sorted by oldest first". when user loads more, "bring previous 10 messages sorted again by oldest first" and unshift into the array