sonarqube fixes

public/index.html

@@ -145,7 +145,7 @@
           <ul id="route-control-local-list" class="route-control-list" aria-live="polite"></ul>
         </section>
         <div class="route-control-actions">
-          <button id="editor-button" class="editor-button" type="button" aria-label="Streckenverwaltung öffnen" title="Streckenverwaltung öffnen" aria-haspopup="dialog" aria-expanded="false" aria-controls="editor-dialog">Strecken verwalten</button>
+          <button id="editor-button" class="editor-button" type="button" aria-label="Strecken verwalten" title="Strecken verwalten" aria-haspopup="dialog" aria-expanded="false" aria-controls="editor-dialog">Strecken verwalten</button>
           <button id="route-control-new" class="editor-primary-button" type="button">Neue lokale Strecke</button>
         </div>
       </nav>

public/js/editor-ui.js

@@ -506,7 +506,7 @@ globalThis.Wegwichtel = globalThis.Wegwichtel || {};
 
   function releasePendingPreview(pending) {
     const url = pending?.previewUrl;
-    if (!url || !url.startsWith('blob:') || typeof globalThis.URL?.revokeObjectURL !== 'function') return;
+    if (!url?.startsWith('blob:') || typeof globalThis.URL?.revokeObjectURL !== 'function') return;
     globalThis.URL.revokeObjectURL(url);
   }
 
@@ -663,8 +663,7 @@ globalThis.Wegwichtel = globalThis.Wegwichtel || {};
     try {
       handles = await globalThis.showOpenFilePicker(pickerOptions(kind));
     } catch (error) {
-      if (error?.name === 'AbortError') return true;
-      return false;
+      return error?.name === 'AbortError';
     }
 
     if (kind === 'audio') {

test/editor-ui.test.js

@@ -19,7 +19,7 @@ test('editor markup and source describe local draft creation instead of immediat
   const css = await read('public/css/editor.css');
   const ui = await read('public/js/editor-ui.js');
 
-  assert.match(html, /id="editor-button"[^>]+aria-label="Streckenverwaltung öffnen"/);
+  assert.match(html, /id="editor-button"[^>]+aria-label="Strecken verwalten"/);
   assert.match(html, /id="route-control-button"[\s\S]*?<img[^>]+src="images\/icons\/route-management\.svg"[^>]+alt=""[^>]*>/);
   assert.doesNotMatch(html, /class="editor-button-icon"/);
   assert.match(html, /<dialog id="editor-dialog"/);