fix: make dialog_file_browser_set_basic_options initialize all fields (#2756)

* fix: make `dialog_file_browser_set_basic_options` initialize all fields
* fix(GH-2756): use alternative test for `test_dialog_file_browser_set_basic_options_should_init_all_fields`

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

applications/services/dialogs/dialogs.c

@@ -9,12 +9,13 @@ void dialog_file_browser_set_basic_options(
     const char* extension,
     const Icon* icon) {
     options->extension = extension;
+    options->base_path = NULL;
     options->skip_assets = true;
+    options->hide_dot_files = true;
     options->icon = icon;
     options->hide_ext = true;
     options->item_loader_callback = NULL;
     options->item_loader_context = NULL;
-    options->base_path = NULL;
 }
 
 static DialogsApp* dialogs_app_alloc() {

applications/services/dialogs/dialogs.h

@@ -16,7 +16,8 @@ typedef struct DialogsApp DialogsApp;
 /****************** FILE BROWSER ******************/
 
 /**
- * File browser dialog extra options
+ * File browser dialog extra options.
+ * This can be default-initialized using {@link dialog_file_browser_set_basic_options}.
  * @param extension file extension to be offered for selection
  * @param base_path root folder path for navigation with back key
  * @param skip_assets true - do not show assets folders
@@ -38,8 +39,10 @@ typedef struct {
 } DialogsFileBrowserOptions;
 
 /**
- * Initialize file browser dialog options
- * and set default values
+ * Initialize file browser dialog options and set default values.
+ * This is guaranteed to initialize all fields
+ * so it is safe to pass pointer to uninitialized {@code options}
+ * and assume that the data behind it becomes fully initialized after the call.
  * @param options pointer to options structure
  * @param extension file extension to filter
  * @param icon file icon pointer, NULL for default icon