fix cardinality for string()

build.properties

 project.name=https://lab.sub.uni-goettingen.de/openapi4restxq-develop
-project.version=1.5.0
+project.version=1.5.1
 project.title=OpenAPI for RESTXQ
 project.abbrev=openapi-develop
 project.processorversion=4.6.1

content/openapi.xqm

@@ -407,6 +407,6 @@ as xs:string?{
  : @param $name The name of the argument to prepare an example for :)
 declare %private function openapi:example($function as element(function), $name as xs:string)
 as map(*)* {
-    string($function/annotation[@name = "test:arg"][value[1] eq $name]/value[2])
+    string(($function/annotation[@name = "test:arg"][value[1] eq $name])[1]/value[2])
     ! map{ "example": .}
 };

repo.xml

@@ -8,6 +8,15 @@
     <type>application</type>
     <target>openapi</target>
     <changelog>
+      <change version="1.5.1">
+        <ul xmlns="http://www.w3.org/1999/xhtml">
+          <li class="bugs">Bugfixes
+            <ul style="margin-left: 15px;">
+              <li>bugfix for string() call with multiple test annotations</li>
+            </ul>
+          </li>
+        </ul>
+      </change>
       <change version="1.5.0">
         <ul xmlns="http://www.w3.org/1999/xhtml">
           <li class="feat">Features