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/localai/scripts/start.sh

@@ -0,0 +1,55 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+STACK_DIR="$(cd "${SCRIPT_DIR}/.." && pwd)"
+
+# shellcheck disable=SC1091
+source "${SCRIPT_DIR}/ensure-dirs.sh"
+
+cd "${STACK_DIR}"
+
+if [[ ! -f .env ]]; then
+  echo "ERROR: .env not found. Run: cp .env.example .env"
+  exit 1
+fi
+
+set -a
+# shellcheck disable=SC1091
+source .env
+set +a
+
+DATA_ROOT="${DATA_ROOT:-/data}"
+
+if ! mountpoint -q "${DATA_ROOT}" 2>/dev/null; then
+  echo "ERROR: ${DATA_ROOT} is not mounted"
+  echo "       Complete disk setup (tutorial 04 part A) first"
+  exit 1
+fi
+
+ensure_localai_dirs "${DATA_ROOT}"
+
+if ! docker info &>/dev/null; then
+  echo "ERROR: Docker is not running"
+  exit 1
+fi
+
+echo "=== LocalAI stack ==="
+echo "Image:     ${LOCALAI_IMAGE:-localai/localai:v4.4.3-gpu-nvidia-cuda-13}"
+echo "Port:      ${LOCALAI_PORT:-8080}"
+echo "Models:    ${DATA_ROOT}/apps/localai/models (empty OK)"
+echo "GPU:       CUDA_VISIBLE_DEVICES=${CUDA_VISIBLE_DEVICES:-0}"
+echo ""
+
+docker compose --profile localai pull
+docker compose --profile localai up -d
+
+echo ""
+echo "Started. Follow logs:"
+echo "  docker compose --profile localai logs -f localai"
+echo ""
+echo "Health check:"
+echo "  curl -s http://localhost:${LOCALAI_PORT:-8080}/readyz"
+echo ""
+echo "Web UI:"
+echo "  http://localhost:${LOCALAI_PORT:-8080}"