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docs: fix certbot environment variable instructions - #465
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variable interpolation for the compose file itself requires the values to be defined outside the file, for example in a `.env` file, or exported in the shell https://docs.docker.com/compose/how-tos/environment-variables/variable-interpolation/
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Sorry this sat for so long, thank you @Walther! |
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Variable interpolation for the compose file itself requires the values to be defined outside the file, for example in a
.envfile, or exported in the shellhttps://docs.docker.com/compose/how-tos/environment-variables/variable-interpolation/
With the original instructions, you would just get problems like
Docker Compose version v5.0.0, Debian 13.2