* fix: stabilize beads and config tests
* fix: remove t.Parallel() incompatible with t.Setenv()
The test now uses t.Setenv() which cannot be used with t.Parallel() in Go.
This completes the conflict resolution from the rebase.
* style: fix gofmt issue in beads_test.go
Remove extra blank line in comment block.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>