For local development you can use .env files and mise. https://mise.jdx.dev/environments/#env-file https://mise.jdx.dev/environments/#env-file I use dagger to

For local development you can use .env files and mise. https://mise.jdx.dev/environments/#env-file https://mise.jdx.dev/environments/#env-file I use dagger to read these .env/mise env vars and inject dummy values into the test container. Production is taken care of with a secrets manager.