.env.sample New! -

It contains secrets, passwords, and environment-specific values. It’s listed in .gitignore .

, not real secrets. This makes it safe to upload to public repositories. Documentation: .env.sample

Keys are provided, but values are fake, empty, or labeled XXXXX or your_value_here . Documentation: Comments explaining what each variable does. This makes it safe to upload to public repositories

In a professional development environment, the .env.sample file is as essential as a README.md . Here is why: In a professional development environment, the

Then tooling (e.g., dotenv-validator ) checks .env against the sample.

A .env.sample file is successful if a new developer can copy it to .env , install dependencies, and run the application immediately without needing to ask for secret values or missing variables.

"type": "object", "required": ["PORT", "DATABASE_URL"], "properties": "PORT": "type": "integer", "default": 3000 , "DATABASE_URL": "type": "string", "pattern": "^postgresql://"