Add eslint and prettier configuration file

[ShauryaAg]

Define linting rules so that all the files are properly linted.

Requirements:

• Add .eslintrc.json and .eslintignore and add the linting rules
• Add .prettierrc and .prettierignore and add the linting rules
• Add eslint and prettier as devDependencies in package.json
• Add linting scripts to package.json

[Samridhi-98]

Please assign me this issue, I would like to work on it.

[ShauryaAg]

@Samridhi-98 Sure. Go ahead.

[Samridhi-98]

@Samridhi-98 Sure. Go ahead.

Thank you.