Add support for first xfw boot slideshow

applications/services/xtreme/settings.c

@@ -55,6 +55,9 @@ void XTREME_SETTINGS_LOAD() {
             xtreme_settings->bad_bt_remember = false; // OFF
             xtreme_settings->butthurt_timer = 43200; // 12 H
             xtreme_settings->rgb_backlight = false; // OFF
+            if(!skip) {
+                XTREME_SETTINGS_SAVE();
+            }
         }
     }
 }

applications/system/updater/util/update_task_worker_backup.c

@@ -12,6 +12,7 @@
 #include <update_util/resources/manifest.h>
 #include <toolbox/tar/tar_archive.h>
 #include <toolbox/crc32_calc.h>
+#include <xtreme/settings.h>
 
 #define TAG "UpdWorkerBackup"
 
@@ -197,7 +198,15 @@ static bool update_task_post_update(UpdateTask* update_task) {
             update_task_set_progress(update_task, UpdateTaskStageSplashscreenInstall, 0);
             FuriString* tmp_path;
             tmp_path = furi_string_alloc_set(update_task->update_path);
-            path_append(tmp_path, furi_string_get_cstr(update_task->manifest->splash_file));
+            if(storage_common_stat(update_task->storage, XTREME_SETTINGS_PATH, NULL) == FSE_NOT_EXIST) {
+                path_append(tmp_path, "xfwfirstboot.bin");
+                if(storage_common_stat(update_task->storage, furi_string_get_cstr(tmp_path), NULL) != FSE_OK) {
+                    furi_string_set(tmp_path, update_task->update_path);
+                    path_append(tmp_path, furi_string_get_cstr(update_task->manifest->splash_file));
+                }
+            } else {
+                path_append(tmp_path, furi_string_get_cstr(update_task->manifest->splash_file));
+            }
             if(storage_common_copy(
                    update_task->storage,
                    furi_string_get_cstr(tmp_path),

scripts/update.py

@@ -10,6 +10,7 @@ import shutil
 import zlib
 import tarfile
 import math
+import pathlib
 
 from slideshow import Main as SlideshowMain
 
@@ -137,6 +138,12 @@ class Main(App):
                 return 2
 
         if self.args.splash:
+            SlideshowMain(no_exit=True)([
+                "-i",
+                str(pathlib.Path(self.args.splash).parent / "xfwfirstboot"),
+                "-o",
+                join(self.args.directory, "xfwfirstboot.bin"),
+            ])
             splash_args = [
                 "-i",
                 self.args.splash,