update routes file to add a link to follow users
Add the follow user command and its handler
Add controller for follow user action
add migration for user followers pivot table
add partial view for avatar
add functional test for user following
add function to fetch a user's feed
add functions to check a user's followers
Add function to display a user's feed
move avatar partial from status to user folder
send an authenticated user directly to status page on clicking the navbar logo
update status views to handle a case where user has no statuses
add links to follow a user