Examine source code of JPassword

{
  "manifest_version": 2,
  "name": "JPassword",
  "version": "1.6",
  "description": "本扩展自动填充账户、密码以及区块链密钥等信息。",
  "author": "zCaviare",
  "icons": {
    "48": "/img/icon48x48.png",
    "128": "/img/icon128x128.png"
  },
  "browser_action": {
    "default_icon": "/img/icon48x48.png",
    "default_popup": "/jpass/index.html"
  },
  "background": {
    "scripts": [
      "/js/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "all_frames": true,
      "js": [
        "js/jquery-3.6.0.min.js",
        "js/content-script.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "*"
  ],
  "content_security_policy": "script-src 'self' ; object-src 'self' ;",
  "permissions": [
    "<all_urls>"
  ]
}