- Drop monitor/process_monitor.py and its exports from monitor/__init__.py
(legacy code, not wired into any UI or backend path).
- README.md:
* Add HTTP API section documenting /btx/hw/stats, /btx/ws/hw_monitor,
/btx/hw/health, POST /btx/free_memory (incl. rate-limit + CSRF notes).
* Clarify AMD RDNA3 uses amd-smi (modern ROCm) and add Linux AMD row +
universal psutil fallback row in the backend table.
* Add 'Cyberpunk (Yellow/Cyan)' theme to the settings table.
* Replace corrupted icon on the 'Show on Startup' row.
* Add short 'For Developers' section noting scripts/bump_version.py.