添加依赖加载功能

restart.sh

@@ -7,6 +7,9 @@ cd /home/liuwei/wechatbot/WeChatRobot
 git pull origin feature-855  # 根据需要拉取对应的分支
 #切换虚拟环境
 source venv/bin/activate
+
+pip install -r requirements.txt
+
 # 查找并杀死当前 main.py 进程
 CURRENT_PID=$(ps aux | grep 'main.py' | grep -v grep | awk '{print $2}')
 if [ -n "$CURRENT_PID" ]; then