Add FindMy Flipper to system apps

applications/system/findmy/findmy_i.h

@@ -0,0 +1,42 @@
+#pragma once
+
+#include "findmy.h"
+#include <furi_hal_bt.h>
+#include <extra_beacon.h>
+#include <assets_icons.h>
+#include <gui/gui.h>
+#include <gui/scene_manager.h>
+#include <gui/view_dispatcher.h>
+#include "views/findmy_main.h"
+#include <gui/modules/byte_input.h>
+#include <gui/modules/variable_item_list.h>
+#include "scenes/findmy_scene.h"
+
+struct FindMy {
+    Gui* gui;
+    SceneManager* scene_manager;
+    ViewDispatcher* view_dispatcher;
+
+    FindMyMain* findmy_main;
+    ByteInput* byte_input;
+    VariableItemList* var_item_list;
+
+    uint8_t mac_buf[EXTRA_BEACON_MAC_ADDR_SIZE];
+    uint8_t packet_buf[EXTRA_BEACON_MAX_DATA_SIZE];
+
+    GapExtraBeaconConfig config;
+    bool apple;
+    bool beacon_active;
+    uint8_t broadcast_interval;
+    uint8_t transmit_power;
+};
+
+typedef enum {
+    FindMyViewMain,
+    FindMyViewByteInput,
+    FindMyViewVarItemList,
+} FindMyView;
+
+void findmy_change_broadcast_interval(FindMy* app, uint8_t value);
+void findmy_change_transmit_power(FindMy* app, uint8_t value);
+void findmy_toggle_beacon(FindMy* app);