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/jake/usage.txt

@@ -0,0 +1,17 @@
+Jake JavaScript build tool
+********************************************************************************
+If no flags are given, Jake looks for a Jakefile or Jakefile.js in the current directory.
+********************************************************************************
+{Usage}: jake [options ...] [env variables ...] target
+
+{Options}:
+  -f,      --jakefile FILE          Use FILE as the Jakefile.
+  -C,      --directory DIRECTORY    Change to DIRECTORY before running tasks.
+  -q,      --quiet                  Do not log messages to standard output.
+  -B,      --always-make            Unconditionally make all targets.
+  -T/-ls,  --tasks                  Display the tasks (matching optional PATTERN) with descriptions, then exit.
+  -J,      --jakelibdir JAKELIBDIR  Auto-import any .jake files in JAKELIBDIR. (default is \'jakelib\')
+  -h,      --help                   Display this help message.
+  -V/-v,   --version                Display the Jake version.
+  -ar,     --allow-rejection        Keep running even after unhandled promise rejection.
+