Examine source code of Gone Home Pines

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#957aff",
      "tab_background_text": "#2b00ff"
    }
  },
  "version": "2.0",
  "name": "Gone Home Pines",
  "manifest_version": 2,
  "description": "Pines, a beatiful, purple-dark blue sky. Since I couldn't find one that would fit my tastes, I made my own."
}