Add OpenClaw LXC container script

Add container creation, installation, and metadata for OpenClaw,
a personal AI assistant with messaging platform integrations.

install/openclaw-install.sh

@@ -0,0 +1,57 @@
+#!/usr/bin/env bash
+
+# Copyright (c) 2021-2026 community-scripts ORG
+# Author: pfassina
+# License: MIT | https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
+# Source: https://github.com/openclaw/openclaw
+
+source /dev/stdin <<<"$FUNCTIONS_FILE_PATH"
+color
+verb_ip6
+catch_errors
+setting_up_container
+network_check
+update_os
+
+NODE_VERSION="22" setup_nodejs
+
+msg_info "Installing Dependencies"
+$STD apt install -y git
+msg_ok "Installed Dependencies"
+
+msg_info "Installing OpenClaw"
+$STD npm install -g openclaw@latest
+mkdir -p /root/.openclaw
+cat <<'CONF' >/root/.openclaw/openclaw.json
+{
+  "gateway": {
+    "bind": "lan",
+    "port": 18789
+  }
+}
+CONF
+msg_ok "Installed OpenClaw"
+
+msg_info "Creating Service"
+cat <<'EOF' >/etc/systemd/system/openclaw.service
+[Unit]
+Description=OpenClaw Gateway
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/openclaw gateway --allow-unconfigured --port 18789 --bind lan
+Restart=always
+RestartSec=10
+Environment=NODE_ENV=production
+Environment=PATH=/usr/bin:/usr/local/bin:/bin
+
+[Install]
+WantedBy=multi-user.target
+EOF
+systemctl enable -q openclaw
+msg_ok "Created Service"
+
+motd_ssh
+customize
+cleanup_lxc