Document workaround for kolbyjack#48

Author: aaronaxvig

README.md

@@ -35,6 +35,7 @@ modules: [
 ```
 
 You will likely also want to set `"broadcastPastEvents": true` in your [calendar module configuration](https://docs.magicmirror.builders/modules/calendar.html#configuration-options) so past events are still displayed.
+Also, for version 2.30.0 (January 1st 2025 release) of MagicMirror there is a bug that probably requires an additional setting in the **calendar** module configuration: `maximumEntries: 10000` (not in the MMM-MonthlyCalendar configuration).  See [issue #48][i48].
 
 ## Configuration options
 
@@ -54,3 +55,5 @@ The following properties can be configured:
 
 ### Notes on `hideDuplicateEvents`
 The `hideDuplicateEvents` option is enabled by default (`true`). This ensures that events with identical details (title, start time, and end time) are displayed only once. If you want to display all occurrences of such events, set this option to `false` in your configuration.
+
+[i48]: https://github.com/kolbyjack/MMM-MonthlyCalendar/issues/48