feat: ui rework and gear generator

pubspec.yaml

@@ -53,7 +53,6 @@ dependencies:
   flutter_rust_bridge: 2.11.1
   flutter_reactive_ble: ^5.4.0
   nb_utils: ^7.2.0
-  cbor: ^6.3.3
   file_picker: ^8.1.7
 
 dev_dependencies:
@@ -93,6 +92,7 @@ flutter:
   #   - images/a_dot_ham.jpeg
   assets:
     - assets/images/shifter-wireframe.png
+    - assets/images/gears/png/filled/
 
   # An image asset can refer to one or more resolution-specific "variants", see
   # https://flutter.dev/to/resolution-aware-images