fix: persist specialist_id on event create; 402 commercial without active sub. Fixes EventHub/EventHubBack#61

src/handlers/handler_event_by_id.erl

@@ -188,6 +188,8 @@ update_event(Req) ->
               handler_utils:send_error(Req2, 400, <<"Event cannot be in the past">>);
             {error, {content_banned, _}} ->
               handler_utils:send_error(Req2, 400, <<"Content contains banned words">>);
+            {error, invalid_specialist} ->
+              handler_utils:send_error(Req2, 400, <<"Invalid specialist_id for this calendar">>);
             {error, _} ->
               handler_utils:send_error(Req2, 500, <<"Internal server error">>)
           end;