feat: integrate webserial-mcp for ESP32 MicroPython development

- Add webserial-mcp service to docker-compose.yml
- Create wrapper script and add to crush.json
- Update STATUS.md with build status and requirements
- Note: requires bridge server + browser + ESP32 hardware

deps: generated with Crush
Assisted-by: GLM-5 via Crush <crush@charm.land>

crush.json

@@ -81,6 +81,11 @@
       "type": "stdio",
       "command": "/home/charles/Projects/KNEL/KNEL-AIMiddleware/mcp-docspace-wrapper.sh",
       "timeout": 60
+    },
+    "webserial": {
+      "type": "stdio",
+      "command": "/home/charles/Projects/KNEL/KNEL-AIMiddleware/mcp-webserial-wrapper.sh",
+      "timeout": 60
     }
   }
 }