[FL-1824] Dolphin refactoring (#701)

* refactoring p1
* refactoring p2
* cleanups
* locked screen refresh rate fix
* better locked view logic
* seperate dolphin service and desktop app
* Desktop: Favorite app acess (Left key), Settings app
* Desktop settings version, submenu header
* remove unused icon anomation + naming fix

Co-authored-by: あく <alleteam@gmail.com>

applications/desktop/views/desktop_first_start.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <gui/gui_i.h>
+#include <gui/view.h>
+#include <gui/canvas.h>
+#include <gui/elements.h>
+#include <furi.h>
+
+typedef enum {
+    DesktopFirstStartCompleted,
+} DesktopFirstStartEvent;
+
+typedef struct DesktopFirstStartView DesktopFirstStartView;
+
+typedef void (*DesktopFirstStartViewCallback)(DesktopFirstStartEvent event, void* context);
+
+struct DesktopFirstStartView {
+    View* view;
+    DesktopFirstStartViewCallback callback;
+    void* context;
+};
+
+typedef struct {
+    uint8_t page;
+} DesktopFirstStartViewModel;
+
+void desktop_first_start_set_callback(
+    DesktopFirstStartView* main_view,
+    DesktopFirstStartViewCallback callback,
+    void* context);
+
+View* desktop_first_start_get_view(DesktopFirstStartView* main_view);
+
+DesktopFirstStartView* desktop_first_start_alloc();
+void desktop_first_start_free(DesktopFirstStartView* main_view);