v0.8.1

Prebuilt cauce binaries. Fully self-contained (engines + UI + AI + archive compiled in). macOS: xattr -d com.apple.quarantine ./cauce after untarring. The ddgs exec engine needs a source checkout + python3 (uv sync --project sdk/python --extra ddgs) — custom builds only.

What's Changed

• feat(history): origin labels + durable answer_log + session-ID answer URLs by @espetro in #255
• chore(release): v0.8.1 by @espetro in #256

Full Changelog: v0.8.0...v0.8.1