GF-Viz: Terminal Visualization

Renders .gateflow/map/ data as interactive ASCII/Unicode diagrams in the terminal.

Prerequisites

Check for codebase map:

ls .gateflow/map/CODEBASE.md 2>/dev/null

• Map exists: Proceed to render
• No map: Tell user: "No codebase map found. Run /gf-map first to generate one."

Entry Point

When invoked, render the Overview Dashboard and present the navigation menu.