Examine source code of BookMarkMannger

{
  "manifest_version": 3,
  "name": "BookMark-mannger",
  "version": "0.4.0",
  "host_permissions": [
    "https://*/",
    "http://*/"
  ],
  "permissions": [
    "declarativeNetRequest",
    "declarativeNetRequestFeedback",
    "scripting",
    "activeTab",
    "bookmarks",
    "tabs",
    "notifications",
    "storage"
  ],
  "icons": {
    "32": "./images/setting.png",
    "48": "./images/setting.png",
    "128": "./images/setting.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "32": "./images/setting.png",
      "48": "./images/setting.png",
      "128": "./images/setting.png"
    }
  },
  "web_accessible_resources": [
    {
      "resources": [
        "/images/*"
      ],
      "matches": [
        "https://*/*",
        "http://*/*"
      ]
    }
  ],
  "content_scripts": [
    {
      "matches": [
        "https://*/*",
        "http://*/*"
      ],
      "run_at": "document_idle",
      "js": [
        "/content-script.js"
      ],
      "css": [
        "css/content.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "449283687@qq.com",
      "strict_min_version": "42.0"
    }
  }
}