Files
zeekay ff032c5cf3 feat(cli): add config lint and gpu commands
- Add 'lux config lint' to validate luxd configuration files
  - Reports unknown keys with typo suggestions
  - Uses authoritative spec from github.com/luxfi/config/spec

- Add 'lux gpu status' to show GPU acceleration status
  - Shows system info, backend (Metal/CUDA/CPU)
  - Reports CGO status and accelerated features
  - Supports --json output format

- Update dependencies
2026-01-05 11:09:52 -08:00
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