Pre-Request : 
    Check node js installed your system. => "node --version"


Steps:
1. Create a folder for project and open terminal at created folder path.
2. Run => npm init
3. Now Package.json file will be created and install typescript (you can use eigther npm or yarn).
4. Run => yarn add typescript -D (or) npm i -D typescript
5. To use typescript feature, we have to create tsconfig.json. It give some details to tsc compiler.
6. Run => npx tsc --init. (Now tsconfig.json files will be created. Check and if want edit tsconfig.json config );


Setting up ESLint to work with TypeScript:
1. yarn add eslint @typescript-eslint/parser @typescript-eslint/eslint-plugin --dev
2. Next, add an .eslintrc.js configuration file in the root project directory.
OR 
You can RUN => npx eslint --init

Check prettier integration with Lint :
https://prettier.io/docs/en/integrating-with-linters.html