chore: add @vitest/coverage-v8 dependency to package.json and package-lock.json

Addtests

…ude style checks

… to incl…"

Revert "feat: add Prettier for code formatting and update CI workflow to incl…"

…json

- Added eslint and typescript-eslint to devDependencies
- Updated globals version
- Added lint script to package.json
- Updated prettier version
- Added a placeholder unused function in main.ts

… settings

…ation