How does package.json work?

What is package.json and why is it important in Node.js?

Package.json is a file that contains metadata about your Node.js project, including dependencies, scripts, and versioning.

How do I add a new package to my project using package.json?

You can add a new package by running npm install <package-name> in your terminal, which updates package.json automatically.

Can I manually edit package.json? What should I be careful about?

Yes, you can manually edit package.json, but be cautious with syntax and ensure dependencies are correctly listed.

What are scripts in package.json?

Scripts in package.json allow you to define command-line commands that can be run using npm run <script-name>.