Examine source code of Quick Image Tools

{
  "manifest_version": 3,
  "name": "Quick Image Tools",
  "version": "1.0",
  "description": "Edit images instantly, right from your browser.",
  "permissions": [],
  "action": {
    "default_title": "Quick Image Tools"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "sidebar_action": {
    "default_panel": "sidepanel.html"
  },
  "icons": {
    "128": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "quickimagetools@instara.app"
    }
  }
}