production: prepare for clean install test
- requirements.txt: guard keyboard/mouse as Windows-only (sys_platform=win32)
- input_layer/__init__.py: add Docker bridge_input support (gated by os.name)
- main.py: add Docker mode detection, graceful fallback for non-Windows
- pather.py: add A5_NIHLATHAK_PORTAL path nodes for Pindle/Nihlathak TP-back recovery
- run/pindle.py: add temple entry verification, retry logic for red portal clicks
- transmute/transmute.py: ensure GEMS convert panel is empty before loading next batch
- .gitignore: ignore Docker/dev-only files (Dockerfile, docker-compose, botty_next, bridge_*)