Modify time to live to 6 hours

app/helpers/fetchWrapper.js

@@ -23,7 +23,7 @@ const fetchCache = new FetchCache({
     maximalItemCount: 10000,
     // When should the cache evict responses when its full?
     evictExceedingItemsBy: 'age', // Valid values: 'lru' or 'age'
-    defaultTTL: 10 * 60 * 1000  // 10 minutes
+    defaultTTL: 6 * 60 * 60 * 1000  // 6 hours
     // ...see https://github.com/sozialhelden/hamster-cache for all possible options
   },
 });