Refactored GetCoverImage to create a thumbnail (optional) instead of raw image (raw images are large and bloat API, using thumbnail is indistiguishable); b) Ability to force updating cover images in DB even if they are already set.

API/Startup.cs

@@ -46,7 +46,7 @@ namespace API
             }
             
             app.UseHangfireDashboard();
-            backgroundJobs.Enqueue(() => Console.WriteLine("Hello world from Hangfire!"));
+            //backgroundJobs.Enqueue(() => Console.WriteLine("Hello world from Hangfire!"));
 
             app.UseHttpsRedirection();