remove vet from docs hub and all files

vet/mcp/modules/Header.json

@@ -1,16 +0,0 @@
-{
-  "module": "Header",
-  "content": {
-    "path": "Header",
-    "docstring": "Top navigation bar for the Veterinary Clinic demo app.\r\n\r\nA fixed `AppBar` with blurred translucent background and bottom divider,\r\nshowing the app title/logo and an Admin button. Rendered once by `main.jsx`\r\nabove the routed content; the title navigates to `/` and the Admin button to\r\n`/admin`.",
-    "objects": {
-      "Header": {
-        "name": "Header",
-        "kind": "component",
-        "path": "Header.Header",
-        "signature": "default(): React.JSX.Element",
-        "docstring": "Fixed top app bar with the title/logo and an Admin button.\r\n\r\nUses `useNavigate`, so it must be rendered inside a router. Clicking the\r\ntitle navigates to `/`; the Admin button navigates to `/admin`.\n\n**Returns:**\n\nThe header `AppBar` element."
-      }
-    }
-  }
-}