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😍🎉 This feels like magic. Looks like I am down to 1 min on a warm cache. Will try now to update a gem

Yey, glad it works! 🎉 It surely felt like magic for me too.

Is it about the gem bundling still taking too long? I actually believe this is a problem of cross-architecture docker builds - I see you target for arm64 but the standard GH Action runners are all amd64 I think (only the Large runners support ARM but those are paid).

Yes, this is exactly my conclusion at the end of the day. I am using Hetzner Ampere arm64. I should switch to amd64. I am going to spin up a tets server to try

Alternatively, I think you might try running the deploy on the "macos-latest" instead of "ubuntu-latest" runner as the MacOS runner seems to be M1/ARM: docs.github.com/en/actions/u...