feat: Passwordless cross-device authentication

- Arkitektur: docs/auth/passwordless-architecture.md
- Backend: iom/quixzoom-auth-service/ (FastAPI + Redis)
- Webb: quixzoom-market-pages/se/login/ (QR-kod + polling)
- App: iom/quixzoom-app/src/features/auth/ (push + deep links)

Flöde: QR-kod → app-godkännande → webb-inloggad

landvex/node_modules/@babel/runtime/helpers/esm/isNativeReflectConstruct.js

@@ -0,0 +1,9 @@
+function _isNativeReflectConstruct() {
+  try {
+    var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
+  } catch (t) {}
+  return (_isNativeReflectConstruct = function _isNativeReflectConstruct() {
+    return !!t;
+  })();
+}
+export { _isNativeReflectConstruct as default };