Lint .env files for duplicated keys and unsafe formatting with dotenv-linter

Check dotenv files for duplicated keys, malformed values, and formatting mistakes before they break local runs or secret handoffs.

Prerequisites

The dotenv-linter CLI or binary and a repository containing dotenv files to check.

Installation

Requirements and caveats from upstream:

• wemake-services/dotenv-linter (Python)

Basic usage or getting-started notes:

•     The <code>.env</code> file has a simple key-value format, for example: <code>FOO=BAR</code>.<br />

• 🚀 Usage

• $ dotenv-linter diff .env .env.example

• Source: https://github.com/dotenv-linter/dotenv-linter

• Extracted from upstream docs: https://raw.githubusercontent.com/dotenv-linter/dotenv-linter/HEAD/README.md

Documentation

• https://dotenv-linter.readthedocs.io/

Source

• Agent Skill Exchange