Initial import: bare-metal stacks, Server UI, GPU fan, tutorials.

Infrastructure configs for GMKtec K11 (Docker, vLLM, LocalAI, ComfyUI,
control-plane, gpu-fan agent, Server UI with CLI/file explorer/GPU fan curve).

Co-authored-by: Cursor <cursoragent@cursor.com>

stacks/server-ui/scripts/restart-stack.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+# Restart gpu-fan + server-ui after code sync. Requires: sudo scripts/restart-stack.sh
+set -euo pipefail
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+if [[ "${EUID}" -ne 0 ]]; then
+  echo "Run: sudo ${SCRIPT_DIR}/restart-stack.sh"
+  exit 1
+fi
+systemctl restart gpu-fan
+sleep 2
+systemctl restart server-ui
+sleep 2
+echo "gpu-fan: $(systemctl is-active gpu-fan)"
+echo "server-ui: $(systemctl is-active server-ui)"
+ss -tlnp | grep -E '18090|8091' || true
+UI_KEY="$(grep '^API_KEY=' /opt/control-plane/.env | cut -d= -f2-)"
+curl -sf "http://127.0.0.1:8091/api/gpu-fan/health" -H "X-API-Key: ${UI_KEY}" || echo "health check failed"