1//! GUI frontend for Phosphor (egui/eframe). 2//! 3//! Stub — will be implemented in Phase 6. 4 5use anyhow::Result; 6use phosphor_core::EngineConfig; 7 8pub fn run(_config: EngineConfig) -> Result<()> { 9 anyhow::bail!("GUI frontend not yet implemented. Use --tui for now.") 10}