Add AI face capability demos

ai-capabilities/demo-ai-face-detector/public/config.json

@@ -0,0 +1,9 @@
+{
+  "name": "demo-ai-face-detector",
+  "version": "0.2.6",
+  "description": "CUTOS 4.0 browser-side AI face detector demo",
+  "params": {
+    "title": "CUTOS AI Face Detector",
+    "host": "localhost"
+  }
+}