README.md (docs): Update documentation with Python rewrite and usage instructionspyproject.toml (feature): Add Poetry configuration for Python package managementpoetry.lock (feature): Include Poetry lockfile for dependency resolutionip_monitor.py (feature): Add new Python rewritten IP monitor scriptrequirements.txt (docs): Add requirements file for legacy pip installationsip-monitor.service (enhancement): Modify systemd service to use new Python script