Gitea Actions runs jobs inside a container, so a service container is reachable by its service name (postgres), not localhost; localhost:5432 yields connection refused. Also drop the unnecessary 5432:5432 host port mapping that caused 'port already allocated' collisions.
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
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