Wifi support and much more (#9)

* add wifi service

* updates for service/app registry changes

* wifi wip

* basic wifi functionality

radio on/off is working
scanning state is working

* fix for wifi switch state

* reduce singleton usage

* various improvements

* improved error handling for low memory issues

* working scanning

* various improvements

* various improvements and fixes

+ added auto-start support in Config

* allow hardwareconfig customizations

* fix for rgb format

* increased lvgl fps

17ms works but 16ms makes the touch events hang for some reason

* layout improvements

* wip on multi-screen view

* basic connection dialog

* more connection logic

* created proper app stack and lifecycle

* cleanup

* cleanup

* cleanup lv widgets

* proper toolbar implementation

* split up wifi apps

* wip

* revert naming

* wip

* temp fix for internal disconnect

* added bundle

* app/service vs appdata/servicedata

* working wifi connect parameters

boards/yellow_board/display.c

@@ -63,7 +63,7 @@ static bool create_display_device(DisplayDevice* display) {
     ESP_LOGI(TAG, "install driver");
     const esp_lcd_panel_dev_config_t panel_config = {
         .reset_gpio_num = GPIO_NUM_NC,
-        .rgb_endian = LCD_RGB_ENDIAN_RGB,
+        .rgb_ele_order = LCD_RGB_ELEMENT_ORDER_BGR,
         .bits_per_pixel = LCD_BITS_PER_PIXEL,
     };