How can I persist environment variable changes?

How can I persist environment variable changes in my system?

You can persist environment variable changes by adding them to your shell configuration file, like .bashrc or .bash_profile.

What if I'm using a different shell, like zsh?

For zsh, you would add the variables to your .zshrc file in your home directory.

Do I need to restart the terminal after making changes?

Yes, you need to either restart the terminal or run source ~/.zshrc to apply the changes immediately.

Can I set environment variables for a specific project?

Yes, you can create a .env file in your project directory and use a tool like dotenv to load those variables.