Replaced room database with firebase of user

[ken1000minus7]

Related Issue

No issue

Proposed Changes

• Removed all the files related to the room implementation for storing user data
• Changed profile page
• Replaced profile info from room with that from firebase
• Cleaned up code a bit
• Cached user data using shared preferences

Additional Info

None

Checklist

• ✅ My code follows the code style of this project.
• 📝 My change requires a change to the documentation.
• 🎀 I have updated the documentation accordingly.
• 👀 I have read the CONTRIBUTING document.
• 🌟 ed the repo

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

[yellowHatpro]

later for shared prefs we will go with a new file that will contain all shared prefs with getters and setters, for now its fine.

[yellowHatpro]

great! lgtm . 👌