中控增加下单，关键位，系统设置

manual_trading_hub/scripts/run_hub.sh

@@ -1,21 +1,25 @@
 #!/usr/bin/env bash
 # PM2 / 手动启动入口：加载 manual_trading_hub/.env 后运行 hub.py
-set -euo pipefail
+set -e
+set -o pipefail
 
 HUB_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
 cd "${HUB_DIR}"
 
+# shellcheck source=lib_load_dotenv.sh
+source "${HUB_DIR}/scripts/lib_load_dotenv.sh"
+
 VENV_PY="${HUB_DIR}/.venv/bin/python"
 if [[ ! -x "${VENV_PY}" ]]; then
   echo "未找到 ${VENV_PY}，请先: python3 -m venv .venv && pip install -r requirements.txt" >&2
   exit 1
 fi
 
-set -a
 if [[ -f "${HUB_DIR}/.env" ]]; then
-  # shellcheck disable=SC1091
-  . "${HUB_DIR}/.env"
+  load_dotenv_file "${HUB_DIR}/.env" || {
+    echo "错误: ${HUB_DIR}/.env 加载失败" >&2
+    exit 1
+  }
 fi
-set +a
 
 exec "${VENV_PY}" "${HUB_DIR}/hub.py"