- What I did

Reduced 116 warning to just 10 warning that included removal of dead code, commented out functions that are not referenced or called from anywhere in the app, made changes to variable names according to convention.
- How I did it

Initially, simple fixes were applies using dart fix --apply. This reduced the warning from 116 to 57. Then, checked out individual warnings and fixed them according to the situation.

- How to verify it

Run flutter analyze . after checking out this branch. The total number of issues should be reduced significantly.

- Description for the changelog
Significantly refactored code by removing dead code, commenting out unnecessary functions and naming variables according to convention.