Examine source code of Always Provence

{
  "theme": {
    "images": {
      "theme_frame": "toujoursprovence.jpg"
    },
    "colors": {
      "frame": "#8144c2",
      "tab_background_text": "#f4f2f5"
    }
  },
  "version": "2.0",
  "name": "Always Provence",
  "manifest_version": 2,
  "description": "A little of Provence (France) and their fantastic lavender to calm your working days !"
}