Examine source code of Sociable AI

{
  "manifest_version": 2,
  "name": "Sociable AI",
  "version": "1.0.1",
  "description": "Persona automation",
  "icons": {
    "32": "public/img/logo-32.png",
    "128": "public/img/logo-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.instagram.com/*"
      ],
      "js": [
        "src/main.js"
      ],
      "run_at": "document_end"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "contact@sociable.how-1"
    }
  }
}