Adding linting and prettier throughout the repo

[Gmin2]

Adding linting(eslint), prettier and typechecking in the workflow and in the repository

[Gmin2]

@garg3133 assign me this issue

[garg3133]

@Min2who We already have ESLint and don't need Prettier, but sure you can go ahead and add a workflow for checking linting in the PRs (with existing ESLint rules).

[Tusharjain123]

We can also setup a GitHub hook for checking the ESlint rules before pushing the code.
I think that it will be more efficient.