.env.default.local Info

✅ Pros

PAYMENT_GATEWAY_URL=http://localhost:8080/mock-payment PAYMENT_API_KEY=test-key-123

Here is a deep dive into what .env.default.local is, why you might use it, and how it fits into your workflow. The Environment File Hierarchy .env.default.local

In production or CI, you don't use files. You use native environment variables set by your hosting provider (AWS Lambda, Heroku, K8s secrets) or your CI runner. These override everything else. These override everything else

Environment Specificity

: In modern frameworks like Next.js or Vite, .env.local is loaded for all environments (development, production builds) but ignored during testing to ensure consistent test results. 2. File Naming Conventions File Naming Conventions Always ensure this file is

Always ensure this file is listed in your .gitignore to prevent leaking private keys or machine-specific paths to GitHub or other repositories. # .gitignore .env*.local Use code with caution. Copied to clipboard If you'd like, I can help you:

Scenario 3: Feature Toggling for Local Development