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/lodash/_lazyReverse.js

@@ -0,0 +1,23 @@
+var LazyWrapper = require('./_LazyWrapper');
+
+/**
+ * Reverses the direction of lazy iteration.
+ *
+ * @private
+ * @name reverse
+ * @memberOf LazyWrapper
+ * @returns {Object} Returns the new reversed `LazyWrapper` object.
+ */
+function lazyReverse() {
+  if (this.__filtered__) {
+    var result = new LazyWrapper(this);
+    result.__dir__ = -1;
+    result.__filtered__ = true;
+  } else {
+    result = this.clone();
+    result.__dir__ *= -1;
+  }
+  return result;
+}
+
+module.exports = lazyReverse;