Docker: bind default port via env var
What does this merge request do and why?
Chore: We were hard-coding the API port used in docker-compose to a port that conflicts with the default ports chosen by CustomersDot.
Plus, we should honor environment bindings instead of hard-coding ports.
How to set up and validate locally
Numbered steps to set up and validate the change are strongly suggested.
Merge request checklist
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Tests added for new functionality. If not, please raise an issue to follow up. -
Documentation added/updated, if needed.