feat: add Brave Search support

entrypoint.sh

@@ -11,6 +11,7 @@ FEISHU_APP_SECRET="${FEISHU_APP_SECRET:-}"
 API_BASE_URL="${API_BASE_URL:-https://asem12345-cliproxyapi.hf.space/v1}"
 API_KEY="${API_KEY:-}"
 MODEL_NAME="${MODEL_NAME:-gemini-3-flash}"
+BRAVE_API_KEY="${BRAVE_API_KEY:-}"
 
 if [ -z "$FEISHU_APP_ID" ] || [ -z "$FEISHU_APP_SECRET" ]; then
     echo "❌ 错误: 请设置 FEISHU_APP_ID 和 FEISHU_APP_SECRET 环境变量"
@@ -123,6 +124,17 @@ config["channels"]["feishu"] = {
     "appSecret": "${FEISHU_APP_SECRET}"
 }
 
+# 配置 Brave Search（上网搜索）
+brave_key = os.environ.get("BRAVE_API_KEY", "${BRAVE_API_KEY}")
+if brave_key:
+    config.setdefault("tools", {}).setdefault("web", {})
+    config["tools"]["web"]["search"] = {
+        "enabled": True,
+        "provider": "brave",
+        "maxResults": 10
+    }
+    print(f"✅ Brave Search 已启用")
+
 with open(config_path, "w") as f:
     json.dump(config, f, indent=2)