docs: Update changelog

Author: kspurgin

CHANGELOG.md

@@ -13,6 +13,9 @@ This project bumps the version number for any changes (including documentation u
 
 ## [Unreleased] - i.e. pushed to main branch but not yet tagged as a release
 
+## [6.1.2] - 2025-08-13
+- BUGFIX: the `methods` element was not getting added to the document structure for the exit procedure because it was getting interpreted as `Nokogiri::XML::Builder.methods`. This prevented the `method` field from being ingested. All keys are now sent to Builder with an underscore appended to prevent this behavior.
+
 ## [6.1.1] - 2025-04-22
 - BUGFIX: deriving config from RecordMapper does not break when new-style "dataConfigType" property is included
 - DataHandler(s) can accept a URL for a mapper (or DataConfig, for new data-toolkit), and fetch/parse the JSON for use