Python package that downloads and installs the Rust hanzo-node binary
for the current platform (macOS/Linux/Windows, x64/arm64).
- Detects platform and downloads appropriate binary from GitHub releases
- Installs to ~/.local/bin (or %LOCALAPPDATA%\hanzo\bin on Windows)
- CLI commands: install, uninstall, upgrade, status, run
- Passes through to actual binary when installed
