Examine source code of GitHub Comment Hider

{
  "manifest_version": 2,
  "name": "GitHub Comment Hider",
  "version": "1.0.1",
  "description": "Hide comments from specific users on GitHub. Add multiple users to your hide list with easy management.",
  "browser_specific_settings": {
    "gecko": {
      "id": "github-comment-hider@example.com",
      "strict_min_version": "58.0"
    }
  },
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "permissions": [
    "storage",
    "activeTab",
    "tabs",
    "*://github.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://github.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_action": {
    "default_icon": {
      "48": "icons/icon-48.png"
    },
    "default_title": "GitHub Comment Hider",
    "default_popup": "popup.html"
  }
}