Modifying how user-agent gets created

Author: michaeljolley

CHANGELOG.md

@@ -9,6 +9,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ---
 
+## [1.3.1-beta]
+
+### Updated
+
+- Updated user-agent header to be generated on build rather than on demand.
+
 ## [1.3.0]
 
 ### Added