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File-based Environment Configuration in Firebase

Explore how to set up and use file-based environment configuration in Firebase Cloud Functions. Learn to create .env files, deploy with updated variables, and access them securely within your application code. This lesson helps you manage API keys and secrets outside your code for more flexible function behavior.

Environment variables are variables made up of name-value pairs used to configure values inside an application’s code from outside the code. They can affect the behavior of running processes on a computer or operating system.

When running Cloud Functions, well often need to include additional configuration required by functions such as API keys, client secrets, and so on. ...