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>

omsorgWeb/mitarbeiter-app/api-client-php/phpunit.xml.dist

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" bootstrap="./vendor/autoload.php" colors="true" convertErrorsToExceptions="true" convertNoticesToExceptions="true" convertWarningsToExceptions="true" stopOnFailure="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+  <coverage processUncoveredFiles="true">
+    <include>
+      <directory suffix=".php">./lib/Api</directory>
+      <directory suffix=".php">./lib/Model</directory>
+    </include>
+  </coverage>
+  <testsuites>
+    <testsuite name="tests">
+      <directory>./test/Api</directory>
+      <directory>./test/Model</directory>
+    </testsuite>
+  </testsuites>
+  <php>
+    <ini name="error_reporting" value="E_ALL"/>
+  </php>
+</phpunit>