- scripts/bannerlord_launcher.sh: Mac launcher detects Whisky/CrossOver/Wine and GOG Bannerlord install
- nexus/bannerlord_local.py: Python module for programmatic readiness check, launch, and stop
- nexus/bannerlord_harness.py: Added --local and --launch-local CLI flags
- portals.json: Updated bannerlord portal with local_launch metadata and environment=local
- docs/BANNERLORD_LOCAL_MAC.md: Full documentation of local Mac setup