Examine source code of ReelNotes

{
  "manifest_version": 3,
  "name": "ReelNotes",
  "version": "0.1.3",
  "description": "Save Reels like notes, not links. Connect and save direct from your desktop.",
  "permissions": [
    "storage",
    "contextMenus",
    "activeTab",
    "cookies"
  ],
  "host_permissions": [
    "https://app.reel-notes.com/*",
    "https://*.instagram.com/"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "extension@reel-notes.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "ReelNotes"
  },
  "icons": {
    "16": "icons/icon16.png",
    "32": "icons/icon32.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  }
}