If you are looking for the official patch notes or the source of this file, you can find them on the following platforms:
: The Bird's Eye Games Discord server often posts "experimental" or "hotfix" build strings like this in their announcement channels. File: Regiments.v1.0.6a.3018.zip ...
: Focuses on stability improvements and critical bug fixes following the major 1.0.6 content update. If you are looking for the official patch