curl --request PATCH \
  --url https://v2.okchat.ai/api/external/chatbot/{chatbotId}/update-avatar \
  --header 'Content-Type: multipart/form-data' \
  --form avatar=@example-file

{
  "chatbot": {
    "active": true,
    "created_at": "2025-01-22T04:30:45.790337+00:00",
    "description": "A helpful support assistant",
    "docs_metadata": null,
    "enabled_plugins": null,
    "id": "3317853e-0af2-427d-a56f-351a9587f48f",
    "is_public": true,
    "managers": null,
    "migrated_data": false,
    "name": "API Docs Demo Chatbot",
    "openai_api_key": null,
    "organization_id": "123042b2-86e2-4184-a86e-95423d728815",
    "personality_config": {
      "style": "Friendly",
      "tone": "Professional"
    },
    "settings": {
      "avatar": "https://alwiuiydhxcstgrluarg.supabase.co/storage/v1/object/public/chatbot/3317853e-0af2-427d-a56f-351a9587f48f/7b9ec849-29fb-41c4-b66e-0709e7fa18b9.jpg",
      "greeting": "Hello! How can I assist you today?",
      "isRequestUserInfoEnabled": false,
      "isToolEnabled": true,
      "model": "gpt-4o-mini",
      "prompt": "You are a highly skilled customer support assistant for [company name]. Your goal is to provide accurate, polite, and concise answers to customer inquiries. If you do not know the answer, recommend the customer to contact human support or check the FAQ section. Ensure a positive tone in all responses",
      "snippet": {
        "header": "Customer Support",
        "logo": "https://example.com/logo.png",
        "name": "Support Assistant",
        "primaryColor": "#4F46E5",
        "secondaryColor": "#10B981",
        "slogan": "How can I help you today?"
      }
    },
    "slug": "api-docs-demo-chatbot",
    "suggestions": null,
    "updated_at": "2025-01-22T04:30:45.790337+00:00",
    "v1_chatbot_id": null,
    "version_id": null,
    "voice_widget_config": null
  },
  "message": "Avatar updated successfully"
}