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/settings/BootSettings.cpp

@@ -5,6 +5,7 @@
 #include <Tactility/Logger.h>
 #include <Tactility/settings/BootSettings.h>
 
+#include <Tactility/Paths.h>
 #include <format>
 #include <string>
 #include <vector>
@@ -18,9 +19,9 @@ constexpr auto* PROPERTIES_KEY_LAUNCHER_APP_ID = "launcherAppId";
 constexpr auto* PROPERTIES_KEY_AUTO_START_APP_ID = "autoStartAppId";
 
 static std::string getPropertiesFilePath() {
-    const auto sdcards = hal::findDevices<hal::sdcard::SdCardDevice>(hal::Device::Type::SdCard);
-    for (auto& sdcard : sdcards) {
-        std::string path = std::format(PROPERTIES_FILE_FORMAT, sdcard->getMountPath());
+    std::string sdcard_path;
+    if (findFirstMountedSdCardPath(sdcard_path)) {
+        std::string path = std::format(PROPERTIES_FILE_FORMAT, sdcard_path);
         if (file::isFile(path)) {
             return path;
         }