Examine source code of Alldebrid addon

{
  "manifest_version": 3,
  "name": "__MSG_Ext_Name__",
  "version": "13.0.0",
  "default_locale": "en",
  "description": "__MSG_Ext_Description__",
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'"
  },
  "icons": {
    "48": "img/icon.png"
  },
  "action": {
    "default_icon": "img/icon.png",
    "default_popup": "popup/popup.html",
    "default_title": "__MSG_Ext_Name__"
  },
  "commands": {
    "open-sidebar": {
      "suggested_key": {
        "default": "Alt+Shift+A"
      },
      "description": "Open the Alldebrid sidebar"
    },
    "send-current-url": {
      "suggested_key": {
        "default": "Alt+Shift+S"
      },
      "description": "Send the current page to Alldebrid"
    }
  },
  "background": {
    "page": "main.html"
  },
  "permissions": [
    "alarms",
    "scripting",
    "tabs",
    "notifications",
    "contextMenus",
    "webRequest",
    "webNavigation",
    "storage",
    "nativeMessaging",
    "downloads",
    "downloads.open"
  ],
  "sidebar_action": {
    "default_panel": "sidebar/sidebar.html",
    "default_icon": "img/icon.png",
    "default_title": "__MSG_Ext_Name__"
  },
  "host_permissions": [
    "*://*/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "img/*",
        "content-scripts/*",
        "web-scripts/*",
        "popup/fa.css",
        "webfonts/*"
      ],
      "matches": [
        "*://*/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "alldebrid@alldebrid.com",
      "strict_min_version": "109.0"
    }
  }
}