Examine source code of MegaMan Pixel

{
  "theme": {
    "images": {
      "theme_frame": "MegaMan-header.png"
    },
    "colors": {
      "frame": "#54c9ff",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "MegaMan Pixel",
  "manifest_version": 2,
  "description": "My first 8bit-MegaMan Persona. I hope this Persona has enough 8bit-Style\n\n~Joe"
}