message: Add "format : color" to Schema color items
  Enables VS Code to recognize color-typed settings and show a color decorator in the editor.
diff: "Color": {
  "default": "#",
  "pattern": "^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$",
  - "type": "string"
  + "type": "string",
  + "format": "color"
  },
  "ProfileGuid": {
  "default": "{}",
  