WIP checkpoint (M2.53→M2.54 工作区): 字体归MeowOS/fonts+SDK跟随+多字体(进行中)+boot板载+状态栏28+亮度/音量修复+文档刷新

GESTURE_BACK_DESIGN.md

@@ -111,5 +111,5 @@
 | `patch_v2/meow_watchdog/meow_watchdog.c` | 删除 `paint_button()` 返回键绘制/按钮命中；保留兜底 |
 | `patch_v2/meow_launcherd/meow_launcherd.c` | 解析 app.json `immersive` → 写 `/tmp/meowapp_state` |
 | `patch_v2/hello_app/hello.c` | 删 `on_key(KEY_POWER)→exit`；声明 immersive；处理 `on_swipe_progress` 画条 |
-| `patch_v2/apps_assets/apps/hello/app.json` | 加 `"immersive":1` |
+| `patch_v2/apps_assets/apps/os.meow.hello/app.json` | 加 `"immersive":1` |
 | `APPS.md` / `MEOW_APP_SDK.md` | 已写 §3.4.1 规范；SDK 文档补 `on_swipe_progress`/`meow_ui_swipe_hint` |