Examine source code of History Keyword Cleaner

{
  "manifest_version": 3,
  "name": "History Keyword Cleaner",
  "version": "2.0.0",
  "description": "Automatically cleans browser history based on user-defined keywords.",
  "homepage_url": "https://github.com/your-username/history-keyword-cleaner",
  "permissions": [
    "history",
    "storage",
    "notifications"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "action": {
    "default_icon": {
      "16": "icons/icon16.png",
      "32": "icons/icon32.png",
      "48": "icons/icon48.png"
    },
    "default_title": "History Keyword Cleaner Settings"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{338d8a41-4dee-4d11-b8af-bd056a30a862}",
      "strict_min_version": "109.0"
    }
  }
}