feat: move profile definitions to backend subproject profiles folder

backend/profiles/meatbag.json

@@ -0,0 +1,12 @@
+{
+  "id": "meatbag",
+  "name": "Meatbag Agent",
+  "description": "AI Agent confirmation prompts & haptic alerts.",
+  "layout": {
+    "type": "ApprovalRequest",
+    "id": "meatbag_connect_idle",
+    "prompt": "Connected and idle. Awaiting agent directives...",
+    "target": "system",
+    "tone": "INFO"
+  }
+}