Most frameworks don't support this out of the box. You need a custom loader. Here is how you implement the hierarchy in different ecosystems.
: A specific file for local overrides that target the default set of variables without affecting production or staging-specific files. 🛠️ Why use it? .env.default.local
Understanding .env.default.local In modern software development, managing environment variables is crucial for keeping sensitive data (like API keys) and configuration settings (like database URLs) separate from the application code. While most developers are familiar with the standard .env file, the file serves a specific, niche role in a project’s configuration hierarchy. What is its purpose? Most frameworks don't support this out of the box
file to prevent sensitive credentials from being uploaded to GitHub or GitLab. Variable Format : Avoid spaces around the sign and use quotes if the value contains spaces (e.g., APP_NAME="My Local App" specific framework like Symfony, Next.js, or a Docker setup? : A specific file for local overrides that