Summary
Dotenv is a tool that helps developers store configuration in the environment separate from code, based on The Twelve-Factor App methodology.
1
It reads key-value pairs from a .env file and can set them as environment variables.
2
It is the worldwide standard for managing environment variables, allowing developers to store secrets and app configuration securely with a single file - the .env file.
3
It is a simple way to create secret keys that an application needs to function and keep them from going public.
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According to