Examine source code of AMO Page Helper (Sample)

{
  "manifest_version": 2,
  "name": "AMO Page Helper (Sample)",
  "version": "1.0.0",
  "description": "A minimal, AMO-compliant helper that highlights links on the current page and shows the page title—no remote code, no inline scripts, least-privilege permissions.",
  "icons": {
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "browser_action": {
    "default_title": "AMO Page Helper",
    "default_icon": {
      "48": "icons/icon-48.png",
      "128": "icons/icon-128.png"
    },
    "default_popup": "popup.html"
  },
  "options_ui": {
    "page": "options.html",
    "browser_style": true,
    "open_in_tab": false
  },
  "permissions": [
    "activeTab",
    "tabs",
    "storage"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0000704a-ccc8-44d8-bbb8-c47caa008b2a}",
      "strict_min_version": "58.0"
    }
  }
}