v0.9.0

v0.9.0

Added

• DeBERTa fine-tuning pipeline — data pipeline, training scripts, GPU/chunked scoring
• AggreFact benchmark suite — 5 result files (baseline, fine-tuned base/large, comparison)
• Core hardening — 24 test-enforced items: lazy torch import, thread safety, _clamp utility, singular metric guard, 1-D eigvecs fallback, history cap, NLI RuntimeError, etc.
• Test count: 144 → 375 (2.6x increase)

Changed

• CI: switched formatter from black to ruff format
• Backfire-kernel FFI refactored, slop cleanup

Fixed

• NLI data pipeline: ClassLabel cast for stratified split
• NLI scorer: None guards for mypy attr-defined errors
• 24 hardening test failures resolved