Examine source code of PassSecurium Plus

{
  "manifest_version": 2,
  "name": "PassSecurium",
  "version": "2.2.3",
  "description": "Your Password Database - available anytime and anywhere.",
  "default_locale": "en",
  "author": "ALPEIN Software SWISS AG",
  "homepage_url": "https://www.pass-securium.ch/",
  "icons": {
    "16": "icons/ps-icon-16.png",
    "48": "icons/ps-icon-48.png",
    "128": "icons/ps-icon-128.png"
  },
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "assets/browser-polyfill.min.js",
        "autofill.js",
        "formCollection.js",
        "content.js"
      ],
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "run_at": "document_start"
    }
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "16": "icons/ps-icon-16.png",
      "48": "icons/ps-icon-48.png",
      "128": "icons/ps-icon-128.png"
    },
    "default_title": "PassSecurium",
    "default_popup": "popup/popup.html"
  },
  "permissions": [
    "identity",
    "tabs",
    "storage",
    "http://*/*",
    "https://*/*"
  ],
  "options_ui": {
    "page": "options/options.html",
    "chrome_style": true,
    "open_in_tab": true
  },
  "content_security_policy": "script-src 'self'; object-src 'self'; frame-src 'self'",
  "web_accessible_resources": [
    "external/external.html",
    "icons/ps-icon-16.png",
    "icons/ps-icon-48.png",
    "icons/ps-icon-128.png",
    "popup/popup.html",
    "options/options.html",
    "background.js"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{6fcdeb3c-9886-4a1d-a17a-e892d5b5272a}"
    }
  }
}