pfp implement

Co-authored-by: Armand <4831c0@users.noreply.github.com>

firka/lib/helpers/profile_picture.dart

@@ -0,0 +1,13 @@
+import 'dart:typed_data';
+import 'package:path/path.dart' as p;
+import 'package:path_provider/path_provider.dart';
+
+void printSzex() {
+  print('szex');
+}
+
+Future<void> saveProfilePicture(Uint8List bytes) async {
+    var dataDir = await getApplicationDocumentsDirectory();
+    var pfpPath = p.join(dataDir.path, "profile.png");
+    
+}