Checklist needed in Readme

[ParthS007]

There should be a checklist in documentation which will show the goals achieved and milestones to be covered.

[gabru-md]

sure, we must get along with adding it as well.

[dilpreetsio]

We can have a checklist for goals:

• Create UI for the web app
• Add interface for terminal
• Add terminal emulation for git commands
• Add basic scenarios like fork, clone etc
• Add more scenarios like pull request, importance of commit messages. etc
• Add advanced scenarios like resolving merge conflicts
• Add interface for Tree Building
• Implement the Communication Service