Add new PNG images for wheel and wheel click interactions

- Added `ruota.png` for the wheel graphic.
- Added `ruota_click.png` for the wheel click graphic.

src/assets/data.json

@@ -391,7 +391,7 @@
                     "material": "metal",
                     "value": "12_modulo dx",
                     "other_models": [{
-                        "color": "#f073c4",
+                        "color": "#edcb21",
                         "material": "plastic",
                         "model": "12_molla dx"
                     }],
@@ -406,7 +406,7 @@
                     "depends_on": {"id":"input-19", "value":"13_modulo x intrudere sx", "hide": true},
                     "value": "12_modulo sx",
                     "other_models": [{
-                        "color": "#f073c4",
+                        "color": "#edcb21",
                         "material": "plastic",
                         "model": "12_molla sx"
                     }],
@@ -428,12 +428,12 @@
                     "label_en": "Right Module",
                     "depends_on": {"id":"input-16", "value":"12_modulo dx", "hide": true},
                     "other_models": [{
-                        "color": "#f073c4",
+                        "color": "#edcb21",
                         "material": "plastic",
                         "model": "13_molla dx"
                     },{
-                        "color": "#34eb3d",
-                        "material": "plastic",
+                        "color": "#FFFFFF",
+                        "material": "transparent",
                         "model": "13_denti dx"
                     }],
                     "material": "metal",
@@ -448,12 +448,12 @@
                     "label_en": "Left Module",
                     "depends_on": {"id":"input-17", "value":"12_modulo sx", "hide": true},
                     "other_models": [{
-                        "color": "#f073c4",
+                        "color": "#edcb21",
                         "material": "plastic",
                         "model": "13_molla sx"
                     },{
-                        "color": "#34eb3d",
-                        "material": "plastic",
+                        "color": "#FFFFFF",
+                        "material": "transparent",
                         "model": "13_denti sx"
                     }],
                     "material": "metal",