# Supported environment variables

| Variable | Description | Required | Default value |
| ---------| ----------- | -------- | ------------- |
| SQLALCHEMY_DATABASE_URI | SQL Alchemy URI to connect to database | N | no default |
| SECRET_KEY   | Flask secret key [^1] | Y | no default |


[^1]: Flask secret key (see https://flask.palletsprojects.com/en/1.1.x/config/#SECRET_KEY for how to generate)