通过Webhook生成QR码

• •HTTP Webhook 端点（n8n 会自动生成）
• •可能需要目标 API 的认证凭证

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  "name": "通过Webhook生成QR码",
  "tags": [],
  "nodes": [
    {
      "id": "1a6f0b70-47f1-4a13-9d06-569574438a07",
      "name": "Webhook触发器说明",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      "parameters": {
        "height": 320,
        "content": "此节点监听传入的POST请求。它期望一个包含'data'属性（或当前配置的'sampleData'）的JSON主体，该数据将被编码到QR码中。您可以轻松调整Webhook路径。"
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      "typeVersion": 1
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      "name": "QR码生成说明",
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      "position": [
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      "parameters": {
        "color": 2,
        "width": 280,
        "height": 320,
        "content": "此节点向QR服务器API发出HTTP GET请求以生成QR码图像。URL中的'data'参数由传入的Webhook填充。可以在此处调整'size'参数。"
      },
      "typeVersion": 1
    },
    {
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      "name": "Webhook响应说明",
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      "parameters": {
        "color": 3,
        "width": 300,
        "height": 340,
        "content": "此节点将来自QR服务器API的响应（通常是QR码图像数据本身，或者如果您更改了API调用，则是其URL）发送回Webhook的原始调用者。您可以在此节点之前插入其他节点来保存图像、通过电子邮件发送等。"
      },
      "typeVersion": 1
    },
    {
      "id": "c9a692b7-62bd-40e2-8c92-0dbbc37f3e12",
      "name": "生成二维码",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
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      "parameters": {
        "url": "=https://api.qrserver.com/v1/create-qr-code/?size=150x150&data={{ $json.body.data }}",
        "method": "=GET",
        "options": {}
      },
      "typeVersion": 4.2
    },
    {
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      "name": "接收数据Webhook",
      "type": "n8n-nodes-base.webhook",
      "position": [
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      ],
      "webhookId": "6960391c-83cf-49b3-aa8d-761cd8263d76-unique-id",
      "parameters": {
        "path": "generate-qr",
        "options": {},
        "httpMethod": "POST",
        "responseMode": "responseNode"
      },
      "typeVersion": 2
    },
    {
      "id": "acd3ea0f-7694-4875-994c-3b365c10fc28",
      "name": "响应QR码",
      "type": "n8n-nodes-base.respondToWebhook",
      "position": [
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      "parameters": {
        "options": {},
        "respondWith": "allIncomingItems"
      },
      "typeVersion": 1.2
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  "connections": {
    "Generate QR Code": {
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            "node": "Respond with QR Code",
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    },
    "Receive Data Webhook": {
      "main": [
        [
          {
            "node": "Generate QR Code",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}