docs(DE): full redesign sweep — desk profiles, keybinds, noctalia v5, handy fleet wiring, incident log

- niri: index/config-tree rework, displays.md desk-profile rewrite,
  tips/action-reference/default-bindings refresh (26.04),
  generated keybindings.md (119 bindings)
- noctalia-shell.md: settings.toml lives in ~/.local/state, taskbar
  widget, v5 keybind table (Mod+D/Mod+V/Alt+Tab)
- handy.md: NEW; live nested store shape, fleet endpoint, known
  thinking-model empty-content breaker + verified cure
- log.md: DE redesign entry + pam_faillock sudo-lockout incident

omp-docs/tools/index.md

@@ -13,7 +13,8 @@ Configuration guides and reference material for installed software. Each tool ha
 * ](gitea/index.md) — Private Git hosting on dankclaw. Quadlet-managed containers: Gitea, PostgreSQL, Caddy.
 * ](llama-cpp/index.md) — Local LLM inference server supporting GGUF models with OpenAI-compatible API.
 * [[linux-power-management|linux-power-management]] — Sleep/wake troubleshooting, NVIDIA GPU power management, and diagnostics for Linux systems.
-* [[noctalia-shell|noctalia-shell]] — Desktop shell for Wayland built with Quickshell — launcher, wallpaper, session menu, lock screen, hotkey overlay, and media controls.
+* [[noctalia-shell|noctalia-shell]] — Native desktop environment for Niri — launcher, control center, settings, lock screen, session menu, hotkey overlay, media controls, and system management.
+* [handy](handy.md) — Offline speech-to-text transcription with WebKitGTK backend and Tauri v2 UI.
 * [niri](niri/index.md) — Scrollable-tiling Wayland compositor — configuration, keybindings, and architecture for the workstation.
 * [npx Skills](npx-skills/index.md) — Distribution and installation tips for pi skill packages on npm, ecosystem overview, and skill specification.
 * [ornith-llama-cpp-setup](ornith-llama-cpp-setup/index.md) — Setup and reference for running Ornith MoE models with llama.cpp server for local inference.
@@ -34,6 +35,8 @@ Configuration guides and reference material for installed software. Each tool ha
 
 * [Linux Power Management](linux-power-management.md) — Sleep/wake troubleshooting, NVIDIA GPU power management, and diagnostics for Linux systems.
 
-* [Noctalia Shell](noctalia-shell.md) — Desktop shell for Wayland built with Quickshell — launcher, wallpaper, session menu, lock screen, hotkey overlay, and media controls.
+* [Noctalia Shell](noctalia-shell.md) — Native desktop environment for Niri — launcher, control center, settings, lock screen, session menu, hotkey overlay, media controls, and system management.
+
+* [Handy](handy.md) — Offline speech-to-text transcription with WebKitGTK backend and Tauri v2 UI.
 
 * [tmux](tmux.md) — Terminal multiplexer configuration, extended-keys setup, keyboard input best practices, and reload/restart procedures.