Tags: npow/sessionlog

Bump to 0.1.6: lower requires-python to >=3.10, add lint CI

No 3.11-specific features used. Also fix ruff lint errors, apply ruff
formatting, and add lint job to CI workflow.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Bump version to 0.1.5

Update README for sessionlog rename; bump version to 0.1.4

Fix test imports: agenttrace → sessionlog