chore: let uv 0.12 build with its built-in backend - #33
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Outside the declared uv_build range, uv falls back to an isolated PEP 517 build that downloads the backend from PyPI. Scaffolded workers install this package from a source tarball, so the fallback hit every worker image build.
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Building this package with uv 0.12.x printed:
When its own version falls outside the declared range, uv can't use the
uv_buildbackend compiled into the binary and falls back to an isolated PEP 517 build that downloads the backend from PyPI. Scaffolded workers installmaestro-worker-pythonfrom a GitHub source tarball, so that fallback ran on every worker image build.uv_buildceiling to<0.13.tests/test_init.pyfollowing the tag.The downstream effect only lands once a release tag carries the new ceiling; existing worker repos keep their own committed
0.11.25Dockerfile pin.Verified with
uv sync --locked --all-groups(rebuilds clean, no warning) anduv run pytest.