Examine source code of Popup Blocker Max

{
  "action": {
    "default_title": "__MSG_default_title__"
  },
  "background": {
    "scripts": [
      "js/config.js",
      "js/listener.js",
      "js/service.js"
    ]
  },
  "declarative_net_request": {
    "rule_resources": [
      {
        "enabled": true,
        "id": "default",
        "path": "/conf/declarative.json"
      }
    ]
  },
  "default_locale": "en",
  "description": "__MSG_description__",
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "128": "icons/enabled.png"
  },
  "content_scripts": [
    {
      "js": [
        "js/cs_inject.js"
      ],
      "matches": [
        "https://*/*",
        "http://*/*"
      ],
      "all_frames": true,
      "run_at": "document_end"
    }
  ],
  "manifest_version": 3,
  "browser_specific_settings": {
    "gecko": {
      "id": "2b190dbb-a639-46bd-becb-7e92ee3265e4@popupblocker"
    }
  },
  "name": "__MSG_title__",
  "permissions": [
    "storage",
    "unlimitedStorage",
    "declarativeNetRequest",
    "declarativeNetRequestFeedback",
    "scripting",
    "alarms",
    "webRequest"
  ],
  "version": "1.1.1.3",
  "web_accessible_resources": [
    {
      "matches": [
        "http://*/*",
        "https://*/*"
      ],
      "resources": [
        "/conf/hashes.json",
        "/conf/hosts.json",
        "/icons/enabled.png",
        "/icons/disabled.png",
        "/ui/popup.html"
      ]
    }
  ]
}