fix: SyntaxErrors in JS (overview & cookbook)

static/js/panels/cookbook.js

@@ -128,7 +128,6 @@ function mount() {
 }
 
 // Aktuelle Analyse-Daten vom Backend
-let currentAnalysis = null;
 
 function updateLiveFit() {
   const file = $("#cb-m-files").value;

static/js/panels/overview.js

@@ -40,7 +40,7 @@ async function triggerAction(action) {
     toast("Update gestartet! Siehe Aktivitäten.");
     try {
       await api("/api/update", { method: "POST" });
-      document.querySelector('.nav-item[data-view=\\'activity\\']').click();
+      document.querySelector('.nav-item[data-view="activity"]').click();
     } catch(e) {
       toast("Fehler: " + e.message, true);
     }