Examine source code of MarketWatch Pro

{
  "manifest_version": 3,
  "name": "MarketWatch Pro",
  "version": "1.1",
  "description": "Advanced watchlist side panel exclusively for TradingView with unlimited watchlists, search, import/export, and keyboard navigation.",
  "permissions": [
    "storage",
    "activeTab",
    "unlimitedStorage",
    "scripting"
  ],
  "host_permissions": [
    "*://*.tradingview.com/*"
  ],
  "action": {
    "default_title": "Toggle MarketWatch Pro",
    "default_icon": {
      "16": "icons/icon.svg",
      "48": "icons/icon.svg",
      "128": "icons/icon.svg"
    }
  },
  "icons": {
    "16": "icons/icon.svg",
    "48": "icons/icon.svg",
    "128": "icons/icon.svg"
  },
  "sidebar_action": {
    "default_title": "MarketWatch Pro",
    "default_panel": "panel.html",
    "default_icon": "icons/icon.svg"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.tradingview.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "marketwatch-pro@marketwatchpro.local",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}