Device migrations, driver migrations and more (#575)

Tactility/Source/lvgl/Keyboard.cpp

@@ -47,7 +47,18 @@ void software_keyboard_deactivate() {
 }
 
 bool hardware_keyboard_is_available() {
-    return keyboard_device != nullptr || device_find_first_by_type(&KEYBOARD_TYPE) != nullptr;
+    if (keyboard_device != nullptr) {
+        return true;
+    }
+    bool has_kernel_keyboard = false;
+    device_for_each_of_type(&KEYBOARD_TYPE, &has_kernel_keyboard, [](Device* device, void* context) {
+        if (device_is_ready(device)) {
+            *static_cast<bool*>(context) = true;
+            return false;
+        }
+        return true;
+    });
+    return has_kernel_keyboard;
 }
 
 void hardware_keyboard_set_indev(lv_indev_t* device) {