Examine source code of Image Text Extractor

{
  "manifest_version": 2,
  "name": "Image Text Extractor",
  "version": "1.0",
  "description": "Extract and copy text from images directly in your browser.",
  "icons": {
    "48": "icon.png"
  },
  "permissions": [
    "activeTab",
    "downloads"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_title": "Extract Text from Image",
    "default_popup": "popup.html"
  },
  "web_accessible_resources": [
    "background.js"
  ],
  "licenses": "MIT",
  "browser_specific_settings": {
    "gecko": {
      "id": "{fd053e9e-7e0f-4979-a4f6-459803050a28}"
    }
  }
}