Merge branch 'develop' into 'feature/ui-test'

# Conflicts:
#   main.js

electron/main/index.html

@@ -147,7 +147,7 @@
     </div>
 
     <div class="step" id="step6" style="display:none;">
-      <button class="download-btn" id="downloadButton" disabled>Download</button>
+      <button class="download-btn" id="downloadButton" onclick="fileDownload()">Download</button>
     </div>
   </div>
 

electron/main/script.js

@@ -326,10 +326,10 @@ function sendSpeakerPackages(){
   }
 }
 
-function fileDownload(){
+function fileDownload() {
   try {
-    window.file_download.fileDownload();
+    window.download.file_download();
   } catch (error) {
-    
+    console.error("Download failed:", error);
   }
 }