Add comprehensive optic flow and rangefinder documentation - Create new wiki guide: Optic-Flow-and-Rangefinder.md - Complete setup and configuration instructions - Hardware compatibility tables - Surface mode explanation and usage - GPS-free position hold with optic flow - Troubleshooting guide and examples - Update _Sidebar.md: Add "Rangefinder & Optic Flow" section - Update Modes.md: Expand SURFACE section with detailed explanation - Update Navigation-modes.md: Clarify rangefinder behavior and platform limitations - Update Calibration-Tab.md: Add optic flow calibration section Closes gap in user documentation - previously only had scattered mentions. Now provides complete reference for terrain following and indoor navigation.

sensei-hacker committed Jan 21, 2026

Updated Calibration Tab (markdown)

Bingo2023 committed Dec 26, 2025

Renamed Page to Make it a Consistent Naming

CREASE-gum-EAR committed May 6, 2024