Creating env variables in React

To create env variables in a React app, create a .env file in the root of the repo.

To expose an environment variable, the environment variable should start with REACT_APP_

• The minimal-ui template that GQC uses was created with CRA (create-react-app)
• Hence, all variables used in the .env variables should start with REACT_APP_.

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You can read more about it over → here