update benchmark logs

Phase A: Full 320-test baseline — L1/L2/L3 complete (75.6% overall pass rate)

Cleanup pass 2: Fix .gitignore corruption, archive docs/audit + phase10 helpers, fix PROJECT_DESCRIPTION.md

Phase A: Upgrade L1 with TP/FP/FN/TN verdicts + word edits, add F1 scores to matrix

Phase A: Fix verdict logic - strip terminal punctuation before correction comparison