Examine source code of WEAlias

{
  "manifest_version": 2,
  "name": "WEAlias",
  "version": "1.8resigned1",
  "description": "Binds alias to URLs.",
  "applications": {
    "gecko": {
      "strict_min_version": "55.0",
      "id": "{e9bcc3ca-921a-4855-b3d1-d4720cad0839}"
    }
  },
  "icons": {
    "48": "icons/wealias-48.png"
  },
  "permissions": [
    "storage"
  ],
  "optional_permissions": [
    "tabs"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "omnibox": {
    "keyword": "a"
  },
  "options_ui": {
    "page": "option.html",
    "browser_style": false,
    "open_in_tab": true
  },
  "commands": {
    "_execute_browser_action": {
      "suggested_key": {
        "default": "Alt+Q"
      }
    },
    "show_popup_in_tab": {
      "suggested_key": {
        "default": "Alt+W"
      }
    }
  },
  "browser_action": {
    "default_icon": "icons/wealias-32.png",
    "default_title": "WEAlias",
    "default_popup": "popup.html",
    "browser_style": false
  }
}