Examine source code of BIGLOVE.AI Floating Bar

{
  "manifest_version": 2,
  "name": "BIGLOVE.AI Floating Bar",
  "version": "1.8.8",
  "description": "A floating bar at the bottom of the browser showing current container information with hide/show animation",
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "91.1.0",
      "id": "{eb97e564-fb8a-40f5-817f-d571020fef73}"
    }
  },
  "icons": {
    "48": "icons/icon48.jpg",
    "96": "icons/icon96.jpg"
  },
  "browser_action": {
    "default_icon": "icons/icon48.jpg",
    "default_title": "Floating Bar Settings",
    "default_popup": "popup.html"
  },
  "permissions": [
    "tabs",
    "activeTab",
    "storage",
    "contextualIdentities",
    "<all_urls>",
    "proxy",
    "https://api.airtable.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "commands": {
    "open-options": {
      "suggested_key": {
        "default": "Alt+Shift+O"
      },
      "description": "Open the Floating Bar options page"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_end"
    }
  ]
}