Create a Twitter-like Text Post Application with Rails and React

Create a Twitter-like (text-post) app with Rails CRUD and Ajax. Guidelines: 1. Create Functionality to post text messages on the wall and list them in a simple UI. 2. There should be a feature to Index, Create, Update, Delete tweet messages via Ajax Call. 3. Users can log in/signup. (bonus points) 4. Users can follow/unfollow other users. (bonus points) 5. Users can post images/videos in tweets. (bonus points)