Push up existing wokwi changes

diagram.json

@@ -3,7 +3,14 @@
   "author": "Uri Shaked",
   "editor": "wokwi",
   "parts": [
-    { "type": "board-xiao-esp32-s3", "id": "esp", "top": 1000, "left": 13.78, "attrs": {} },
+    {
+      "type": "board-xiao-esp32-s3", 
+      "id": "esp", 
+      "top": 1000, 
+      "left": 13.78, 
+      "attrs": {
+      } 
+    },
     {
       "id": "neopixels",
       "type": "wokwi-neopixel-canvas",
@@ -17,9 +24,16 @@
     }
   ],
   "connections": [
+    ["esp32:TX0", "$serialMonitor:RX", "", []],
+    ["esp32:RX0", "$serialMonitor:TX", "", []],
     ["esp:GND", "neopixels:VSS", "black"],
     ["esp:D5", "neopixels:DIN", "green"],
     ["esp:5V", "neopixels:VDD", "red"]
   ],
+  "serialMonitor": {
+    "display": "always",
+    "newline": "lf",
+    "convertEol": false
+  },
   "dependencies": {}
 }