Release candidate for browser-harness 0.1.1.\n\n- Adds PyPI release workflow and package metadata.\n- Packages the browser-harness skill for browser-harness skill.\n- Adds Browser Use Cloud auth, telemetry opt-out/status, and BH_HOME state layout.\n- Keeps browser connection management close to main's simple daemon model.\n- Adds the local dev wrapper with named-session isolation.