DAS-2276: Update Changelog and bump vervice version number.

CHANGELOG.md

@@ -4,10 +4,11 @@ HyBIG follows semantic versioning. All notable changes to this project will be
 documented in this file. The format is based on [Keep a
 Changelog](http://keepachangelog.com/en/1.0.0/).
 
-## [unreleased] - 2024-12-10
+## [v2.1.0] - 2024-12-13
 
 ### Changed
 
+* Input GeoTIFF RGB[A] images are **no longer palettized** when converted to a PNG. The new resulting output browse images are now 3 or 4 band PNG retaining the color information of the input image.[#39](https://github.com/nasa/harmony-browse-image-generator/pull/39)
 * Changed pre-commit configuration to remove `black-jupyter` dependency [#38](https://github.com/nasa/harmony-browse-image-generator/pull/38)
 * Updates service image's python to 3.12 [#38](https://github.com/nasa/harmony-browse-image-generator/pull/38)
 * Simplifies test scripts to run with pytest and pytest plugins [#38](https://github.com/nasa/harmony-browse-image-generator/pull/38)
@@ -90,7 +91,8 @@ outlined by the NASA open-source guidelines.
 For more information on internal releases prior to NASA open-source approval,
 see legacy-CHANGELOG.md.
 
-[unreleased]:https://github.com/nasa/harmony-browse-image-generator/compare/2.0.2..HEAD
+[unreleased]:https://github.com/nasa/harmony-browse-image-generator/compare/2.1.0..HEAD
+[v2.1.0]:https://github.com/nasa/harmony-browse-image-generator/compare/2.0.2..2.1.0
 [v2.0.2]:https://github.com/nasa/harmony-browse-image-generator/compare/2.0.1..2.0.2
 [v2.0.1]:https://github.com/nasa/harmony-browse-image-generator/compare/2.0.0..2.0.1
 [v2.0.0]:https://github.com/nasa/harmony-browse-image-generator/compare/1.2.2..2.0.0

docker/service_version.txt

@@ -1 +1 @@
-2.0.2
+2.1.0