feat(ansible): improve Linux OS setup role (vhosts/common)

ansible/playbooks/roles/vhosts/common/files/install-packages.sh

@@ -2,4 +2,4 @@
 
 export DEBIAN_FRONTEND=noninteractive
 sudo apt-get update
-sudo apt-get install -y vim ping
+sudo apt-get install -y vim inetutils-ping

scripts/run.sh

@@ -234,7 +234,6 @@ pulumi_run() {
     up)
       echo "🚀 正在部署 stack: $STACK_NAME"
       pulumi up --yes
-      ansible-playbook -i scripts/dynamic_inventory.py ansible/playbooks/common_setup.yml -D
       ;;
     down)
       echo "⚠️ 先执行 destroy 确保资源干净"