Examine source code of Triangular Trade Off

{
  "theme": {
    "images": {
      "theme_frame": "Apr2611_BC_Trianglular_Trade.png"
    },
    "colors": {
      "frame": "#332929",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Triangular Trade Off",
  "manifest_version": 2,
  "description": "8th Persona by BlackCoffee\nc0l1"
}