Examine source code of House-Applejack

{
  "name": "House-Appejack",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "𝙺𝚒𝚗𝚍𝚗𝚎𝚜𝚜(11).png"
    },
    "colors": {
      "frame": "rgba(111, 139, 78, 1)",
      "tab_background_text": "rgba(255, 255, 255, 0.85)",
      "toolbar": "rgba(255, 255, 255, 0)",
      "toolbar_field": "rgba(255, 255, 255, 0.47)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(255, 255, 255, 0.81)"
    }
  }
}