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/chart.js/dist/plugins/plugin.subtitle.d.ts

@@ -0,0 +1,27 @@
+declare namespace _default {
+    const id: string;
+    function start(chart: any, _args: any, options: any): void;
+    function stop(chart: any): void;
+    function beforeUpdate(chart: any, _args: any, options: any): void;
+    namespace defaults {
+        export const align: string;
+        export const display: boolean;
+        export namespace font {
+            const weight: string;
+        }
+        export const fullSize: boolean;
+        export const padding: number;
+        export const position: string;
+        export const text: string;
+        const weight_1: number;
+        export { weight_1 as weight };
+    }
+    namespace defaultRoutes {
+        const color: string;
+    }
+    namespace descriptors {
+        const _scriptable: boolean;
+        const _indexable: boolean;
+    }
+}
+export default _default;