Examine source code of Catanalyst

{
  "manifest_version": 2,
  "name": "Catanalyst",
  "version": "1.1.0",
  "description": "Catan analytics overlay for colonist.io replays and spectated games — review and commentary.",
  "browser_specific_settings": {
    "gecko": {
      "id": "catanalyst@dunphy.dev",
      "strict_min_version": "109.0"
    }
  },
  "permissions": [
    "storage",
    "activeTab"
  ],
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "background": {
    "scripts": [
      "lib/msgpack.min.js",
      "background/background.js"
    ],
    "persistent": true
  },
  "browser_action": {
    "default_icon": "icons/icon-48.png",
    "default_popup": "popup/popup.html",
    "default_title": "Catanalyst"
  },
  "content_scripts": [
    {
      "matches": [
        "*://colonist.io/*",
        "*://*.colonist.io/*"
      ],
      "js": [
        "lib/browser-polyfill.js",
        "lib/msgpack.min.js",
        "lib/d3.min.js",
        "content/models/enums.js",
        "content/config.js",
        "content/protocol.js",
        "content/models/deep-merge.js",
        "content/models/event-bus.js",
        "content/models/board-model.js",
        "content/models/dice-model.js",
        "content/models/player-model.js",
        "content/models/card-tracker.js",
        "content/models/player-notes.js",
        "content/models/game-state.js",
        "content/overlay/player-card.js",
        "content/overlay/dice-chart.js",
        "content/overlay/production-chart.js",
        "content/overlay/overlay.js",
        "content/content.js"
      ],
      "css": [
        "content/styles/overlay.css"
      ],
      "run_at": "document_start"
    }
  ],
  "web_accessible_resources": [
    "content/injector.js",
    "content/icons/*.svg"
  ]
}