Add facilities, contracts, orders, value lists, audit log, and desktop app modules

Extends omsorgCore with full CRUD for Facility/Contract/Order plus
configurable value lists and an audit trail, and wires the omsorgapp
frontend up to the new facilities, settings, and audit-log modules;
includes a sidebar active-nav-item highlight.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

omsorgapp/src/app/useValueListItems.js

@@ -0,0 +1,30 @@
+import { useEffect, useState } from "react";
+
+// Lädt die Items einer konfigurierbaren Auswahlliste (siehe omsorgCore/CLAUDE.md,
+// Abschnitt "Konfigurierbare Auswahllisten") über window.omsorg.valueLists.listItems.
+// Ersetzt die früher hier hartcodierten Options-Arrays (Mitarbeiterstatus,
+// Beschäftigungsart, CRM-Status, Einrichtungstyp, ...).
+export function useValueListItems(key) {
+  const [items, setItems] = useState([]);
+  const [isLoading, setIsLoading] = useState(true);
+
+  useEffect(() => {
+    let cancelled = false;
+
+    async function load() {
+      setIsLoading(true);
+      const result = await window.omsorg.valueLists.listItems(key);
+      if (!cancelled) {
+        setItems(result.ok ? result.data ?? [] : []);
+        setIsLoading(false);
+      }
+    }
+
+    load();
+    return () => {
+      cancelled = true;
+    };
+  }, [key]);
+
+  return { items, isLoading };
+}