Examine source code of Friendly Support Button

{
  "manifest_version": 2,
  "name": "Friendly Support Button",
  "version": "1.0",
  "description": "Quick contact button for family tech help.",
  "permissions": [
    "tabs"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "icons": {
    "48": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{79450ab8-2993-4a1f-8519-e97c3bf4a894}"
    }
  }
}