Add debug logging for download URLs

- Log complete download URL to browser console for debugging
- Helps diagnose why bitrate/resolution parameters may not be working

src/components/downloadOptionsDialog/downloadOptionsDialog.js

@@ -415,7 +415,9 @@ function buildDownloadUrl(apiClient, item, options) {
     // Ensure proper seeking and duration metadata (copyTimestamps=false uses re-encoded timestamps)
     params.set('copyTimestamps', 'false');
 
-    return `${apiClient.getUrl(`/Videos/${item.Id}/stream?${params.toString()}`)}`;
+    const url = `${apiClient.getUrl(`/Videos/${item.Id}/stream?${params.toString()}`)}`;
+    console.log('Download URL:', url);
+    return url;
 }
 
 function onSubmit(e) {