Live API endpoint: https://express-api-template.herokuapp.com/v1
Read the article here https://www.smashingmagazine.com/2020/04/express-api-backend-project-postgresql/
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Clone the repo 
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Create a .envfile at the project root and provide the following environment variablesTEST_ENV_VARIABLE="some arbitrary string" CONNECTION_STRING="a url pointing to a PostgreSQL database" PORT="port number to serve the files. defaults to 3000" 
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Open a terminal in the project root and run yarn installto install the project dependencies.
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Run yarn testto make sure everything is working correctly.
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Run yarn startdevto start the development server
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Open http://localhost:3000or use whatever port you supplied in your environment variable.
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Remember to replace the badges with your custom badges 
- Run yarn installto install project dependencies
- Run yarn test