Release grok-build-hud v0.3.9: multi-terminal HUD, i18n settings, theme follow

Standalone Grok Build status strip with parallel sessions, width-adaptive
layout, Chinese/English settings UI, and token breakdown. Product copy no
longer references third-party tools.

commands/hud.md

@@ -1,29 +1,15 @@
 ---
-description: Show live context window + quota bars (Claude-HUD style)
+description: Show live Grok Build context + quota status strip
 ---
 
-# /hud — live context + quota
-
-Print the multi-line HUD for the active Grok session:
+# HUD status
 
 ```bash
 grok-hud status
-# or:
+# or
 grok-build-hud --once --follow-active --no-color
 ```
 
-If CLIs are not on PATH (plugin-only install):
+Prints the multi-line status (context, usage, tokens, tools) once.
 
-```bash
-node "${GROK_PLUGIN_ROOT}/bin/grok-build-hud.js" --once --follow-active --no-color
-```
-
-Example:
-
-```text
-[Grok 4.5] │ my-project git:(main*) │ ● LIVE
-Context ████████░░ 78% (392k/500k) │ Quota ██░░░░░░░░ 24% weekly · 4d
-◐ read_file… | ✓ grep ×3
-```
-
-For always-on same-window strip: start with `grok-hud-run` (not a second window).
+For always-on same-window strip: start with `grok` (or `grok-hud-run`).

commands/preset.md

@@ -1,23 +1,19 @@
 ---
-description: Set Claude-HUD-style HUD preset (full / essential / minimal)
+description: Set Grok HUD display preset (full / essential / minimal)
 ---
 
-# HUD presets (Claude HUD parity)
+# HUD presets
 
 ```bash
-# Full — model, git, context+usage dual bars, tools, agents, todos, diff stats (3 rows)
-grok-build-hud --preset full
-# or: grok-hud preset full
-
-# Essential — dual bars + activity (2 rows)
-grok-build-hud --preset essential
-
-# Minimal — single dense row
-grok-build-hud --preset minimal
+grok-build-hud --preset full        # 3 rows (default)
+grok-build-hud --preset essential   # 2 rows
+grok-build-hud --preset minimal     # 1 compact row
 ```
 
-Then refresh tmux (if already in a HUD session):
+Or open the settings UI:
 
 ```bash
-tmux source-file ~/.grok/hud/tmux.conf && tmux refresh-client -S
+grok-hud settings
 ```
+
+Presets keep your language preference (中文 / English).

commands/settings.md

@@ -0,0 +1,21 @@
+---
+description: Open Grok HUD settings (language 中/英, preset, rows)
+---
+
+# Settings
+
+```bash
+grok-hud settings
+# or
+grok-build-hud --settings
+```
+
+## Language shortcuts
+
+```bash
+grok-hud lang zh   # 简体中文 (default)
+grok-hud lang en   # English
+grok-hud lang tw   # 繁體中文
+```
+
+Config file: `~/.grok/hud/config.json` → `language`