Merge develop into main (#365)

### TactilityC
- Create UART HAL
- Refactor locking APIs
- Bind new C++ functionality
- Bind new LVGL functionality

### Apps
- Remove Serial Console as it has been ported as an external app

TactilityC/Include/tt_lock.h

@@ -10,6 +10,26 @@ extern "C" {
 /** A handle that represents a lock instance. A lock could be a Mutex or similar construct */
 typedef void* LockHandle;
 
+enum TtMutexType {
+    MutexTypeNormal,
+    MutexTypeRecursive
+};
+
+/**
+ * Allocate a new mutex instance
+ * @param[in] type specify if the mutex is either a normal one, or whether it can recursively (re)lock
+ * @return the allocated lock handle
+ */
+LockHandle tt_lock_alloc_mutex(enum TtMutexType type);
+
+/**
+ * Allocate a lock for a file or folder.
+ * Locking is required before reading files for filesystems that are on a shared bus (e.g. SPI SD card sharing the bus with the display)
+ * @param path the path to create the lock for
+ * @return the allocated lock handle
+ */
+LockHandle tt_lock_alloc_for_path(const char* path);
+
 /**
  * Attempt to lock the lock.
  * @param[in] handle the handle that represents the mutex instance
@@ -26,6 +46,7 @@ bool tt_lock_acquire(LockHandle handle, TickType timeout);
 bool tt_lock_release(LockHandle handle);
 
 /** Free the memory for this lock
+ * This does not auto-release the lock.
  * @param[in] handle the handle that represents the mutex instance
  */
 void tt_lock_free(LockHandle handle);