New kernel drivers, filesystem API, and more (#513)

* **New Features**
  * BMI270 6-axis IMU driver added; new unified filesystem abstraction for mounted filesystems.
  * Public Wi‑Fi API surface (no implementation yet)
  * SDMMC driver added (kernel drive$)
  * expanded GPIO interrupt/callback support
* **Improvements**
  * M5Stack Tab5: revamped GPIO/power initialization and IMU integration.
  * LVGL updates including device fontSize configuration.
  * Updated all code related to SD card device/fs handling
  * Rename LilyGO T-HMI S3 to LilyGO T-HMI
* **Bug Fixes**
  * Simplified and consolidated SD card handling and mount discovery.

Tactility/Source/app/files/State.cpp

@@ -51,7 +51,7 @@ bool State::setEntriesForPath(const std::string& path) {
     bool get_mount_points = (kernel::getPlatform() == kernel::PlatformEsp) && (path == "/");
     if (get_mount_points) {
         LOGGER.info("Setting custom root");
-        dir_entries = file::getMountPoints();
+        dir_entries = file::getFileSystemDirents();
         current_path = path;
         selected_child_entry = "";
         action = ActionNone;