refactor: centralize llm backend configuration

admin/dashboard/blueprints/system.py

@@ -10,6 +10,7 @@ import psutil
 from collections import deque
 import gzip
 import json
+import yaml
 
 # 创建系统信息蓝图
 system_bp = Blueprint('system', __name__)
@@ -156,6 +157,52 @@ def get_current_user_info():
     return jsonify(result)
 
 
+@system_bp.route('/api/system/config/raw', methods=['GET'])
+@login_required
+def get_system_config_raw():
+    try:
+        server = current_app.dashboard_server
+        config_path = os.path.abspath(os.path.join(os.path.dirname(__file__), '..', '..', '..', 'config.yaml'))
+        with open(config_path, 'r', encoding='utf-8') as f:
+            config_text = f.read()
+        robot_config = getattr(getattr(server, "robot", None), "config", None)
+        llm_config = getattr(robot_config, "llm", {}) if robot_config else {}
+        llm_backends = (llm_config or {}).get("backends", {})
+        return jsonify({
+            "success": True,
+            "data": config_text,
+            "path": config_path,
+            "llm_backends": list((llm_backends or {}).keys()),
+        })
+    except Exception as e:
+        logger.error(f"读取系统配置失败: {e}")
+        return jsonify({"success": False, "message": str(e)}), 500
+
+
+@system_bp.route('/api/system/config/update', methods=['POST'])
+@login_required
+def update_system_config():
+    try:
+        server = current_app.dashboard_server
+        data = request.get_json() or {}
+        config_text = data.get("config_text")
+        if config_text is None:
+            return jsonify({"success": False, "message": "缺少配置内容"}), 400
+
+        yaml.safe_load(config_text)
+        config_path = os.path.abspath(os.path.join(os.path.dirname(__file__), '..', '..', '..', 'config.yaml'))
+        with open(config_path, 'w', encoding='utf-8') as f:
+            f.write(config_text)
+
+        if getattr(server, "robot", None) and getattr(server.robot, "config", None):
+            server.robot.config.reload()
+
+        return jsonify({"success": True, "message": "全局配置已保存"})
+    except Exception as e:
+        logger.error(f"保存系统配置失败: {e}")
+        return jsonify({"success": False, "message": str(e)}), 500
+
+
 @system_bp.route('/api/restart_service', methods=['POST'])
 @login_required
 def restart_service():