```

feat(app-instance): 添加Outlook MCP调用超时配置选项

新增OUTLOOK_MCP_CALL_TIMEOUT_SECONDS环境变量，默认值为60秒，
用于控制后端等待Outlook MCP调用的超时时间。

在create-instance.sh脚本中添加了相应的命令行参数解析和处理逻辑，
同时更新了deploy-control组件的相关配置和测试用例。

BREAKING CHANGE: 新增配置项可能需要现有部署进行相应调整。
```

app-instance/create-instance.sh

@@ -18,6 +18,7 @@ AUTHZ_BASE_URL=""
 AUTHZ_INTERNAL_TOKEN=""
 AUTHZ_OUTLOOK_MCP_URL=""
 OUTLOOK_MCP_SERVER_ID="${OUTLOOK_MCP_SERVER_ID:-outlook_mcp}"
+OUTLOOK_MCP_CALL_TIMEOUT_SECONDS="${OUTLOOK_MCP_CALL_TIMEOUT_SECONDS:-60}"
 USER_FILES_MAX_UPLOAD_BYTES="${USER_FILES_MAX_UPLOAD_BYTES:-}"
 EXTERNAL_CONNECTOR_BASE_URL="${EXTERNAL_CONNECTOR_BASE_URL:-http://external-connector:8787}"
 EXTERNAL_CONNECTOR_TOKEN="${EXTERNAL_CONNECTOR_TOKEN:-}"
@@ -76,6 +77,8 @@ Optional:
                               Managed Outlook MCP URL for AuthZ mode.
   --outlook-mcp-server-id <id>
                               Default Outlook MCP server id. Default: outlook_mcp
+  --outlook-mcp-call-timeout-seconds <seconds>
+                              Backend wait timeout for Outlook MCP calls. Default: 60
   --user-files-max-upload-bytes <bytes>
                               Optional max upload size for the user file system.
   --external-connector-base-url <url>
@@ -557,6 +560,10 @@ while [[ $# -gt 0 ]]; do
       OUTLOOK_MCP_SERVER_ID="${2:-}"
       shift 2
       ;;
+    --outlook-mcp-call-timeout-seconds)
+      OUTLOOK_MCP_CALL_TIMEOUT_SECONDS="${2:-}"
+      shift 2
+      ;;
     --user-files-max-upload-bytes)
       USER_FILES_MAX_UPLOAD_BYTES="${2:-}"
       shift 2
@@ -774,6 +781,7 @@ RUN_ARGS=(
   -e "APP_BACKEND_PORT=18080"
   -e "BEAVER_ENABLE_SELF_RESTART=1"
   -e "BEAVER_OUTLOOK_MCP_SERVER_ID=${OUTLOOK_MCP_SERVER_ID}"
+  -e "BEAVER_OUTLOOK_MCP_CALL_TIMEOUT_SECONDS=${OUTLOOK_MCP_CALL_TIMEOUT_SECONDS}"
   -e "EXTERNAL_CONNECTOR_BASE_URL=${EXTERNAL_CONNECTOR_BASE_URL}"
   --label "beaver.instance.id=${INSTANCE_ID}"
   --label "beaver.instance.slug=${INSTANCE_SLUG}"