I am trying to deploy Medusa with Docker to fly.io but got this error, please help.
--> Pushing image done
image: registry.fly.io/xxxxxxxxx-xxxxxx:deployment-01HEG533B15EWZA4992M4V9EJ8
image size: 2.1 GB
Watch your deployment at https://fly.io/apps/xxxxxxxxx-xxxxxx/monitoring
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Updating existing machines in 'xxxxxxxxx-xxxxxx' with immediate strategy
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✖ Machine 1781553c475589 [app] update failed: failed to update VM 1781553c475589: request returned non-2xx status, 504
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Error: failed to update VM 1781553c475589: request returned non-2xx status, 504 (Request ID: 01HEG53GVMS03RW6S0GYERFWF6-sin)