Examine source code of cllama

{
  "manifest_version": 2,
  "name": "cllama",
  "version": "2.5.0",
  "description": "__MSG_cllamaDescription__",
  "permissions": [
    "activeTab",
    "storage",
    "contextMenus"
  ],
  "homepage_url": "https://fxdq.net/cllama/en/index.html",
  "browser_action": {
    "browser_style": true,
    "default_popup": "popup/popup.html",
    "default_title": "__MSG_browserActionTitle__",
    "default_icon": {
      "48": "logo/48.png",
      "96": "logo/96.png"
    }
  },
  "sidebar_action": {
    "default_title": "cllama",
    "default_panel": "insightify/insightify.html",
    "default_icon": "logo/48.png",
    "open_at_install": false
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "type": "module",
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content_script.js"
      ]
    }
  ],
  "options_ui": {
    "page": "option/options.html",
    "open_in_tab": false
  },
  "icons": {
    "48": "logo/48.png",
    "96": "logo/96.png"
  },
  "web_accessible_resources": [
    "viewer/viewer.html",
    "viewer/viewer.js"
  ],
  "content_security_policy": "script-src 'self' 'unsafe-eval'; object-src 'self'",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "{5d77c7a5-ee1b-4068-b15d-e23224533775}"
    }
  }
}