diff --git a/dsLightRag/Start.py b/dsLightRag/Start.py
index ddda4325..ad59418c 100644
--- a/dsLightRag/Start.py
+++ b/dsLightRag/Start.py
@@ -273,5 +273,28 @@ async def update_knowledge(request: fastapi.Request):
         return {"code": 1, "msg": str(e)}
 
 
+@app.route('/api/render_html', methods=['POST'])
+def render_html():
+    html_content = request.json.get('html_content')
+    if not html_content:
+        return jsonify({'success': False, 'error': 'No HTML content provided'})
+    
+    # 创建临时文件
+    filename = f"relation_{uuid.uuid4().hex}.html"
+    filepath = os.path.join('static/temp', filename)
+    
+    # 确保temp目录存在
+    os.makedirs('static/temp', exist_ok=True)
+    
+    # 写入文件
+    with open(filepath, 'w', encoding='utf-8') as f:
+        f.write(html_content)
+    
+    return jsonify({
+        'success': True,
+        'url': f'/static/temp/{filename}'
+    })
+
+
 if __name__ == "__main__":
     uvicorn.run(app, host="0.0.0.0", port=8000)
diff --git a/dsLightRag/static/ShiJi.html b/dsLightRag/static/ShiJi.html
index fe200d26..dbc67441 100644
--- a/dsLightRag/static/ShiJi.html
+++ b/dsLightRag/static/ShiJi.html
@@ -350,7 +350,7 @@
 function generateRelation() {
     const answerArea = document.getElementById('answerArea');
     answerArea.innerHTML = '<div class="loading-animation"><div class="spinner"></div><div>正在生成人物关系图...</div></div>';
-    
+
     fetch('/api/rag', {
         method: 'POST',
         headers: {