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/gpu-fan/curve.default.json

@@ -0,0 +1,8 @@
+{
+  "30": 50,
+  "40": 65,
+  "50": 80,
+  "55": 90,
+  "60": 100,
+  "70": 100
+}