TUN-8725: implement diagnostic procedure

## Summary
Add a function that orchestrates the diagnostic jobs producing a zip file at the end.

Closes TUN-8725

diagnostic/log_collector_host.go

@@ -69,5 +69,5 @@ func (collector *HostLogCollector) Collect(ctx context.Context) (*LogInformation
 		return NewLogInformation(logConfiguration.logDirectory, false, true), nil
 	}
 
-	return nil, ErrMustNotBeEmpty
+	return nil, ErrLogConfigurationIsInvalid
 }