pre-release prep for 3.1.0 (#649)

Author: Phil Varner

CHANGELOG.md

@@ -5,7 +5,7 @@ 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/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## [Unreleased] - TBD
+## [3.1.0] - 2023-11-28
 
 ### Added
 
@@ -386,7 +386,8 @@ Initial release, forked from [sat-api](https://github.com/sat-utils/sat-api/tree
 
 Compliant with STAC 0.9.0
 
-[Unreleased]: https://github.com/stac-utils/stac-api/compare/v2.4.0...main
+<!-- [Unreleased]: https://github.com/stac-utils/stac-api/compare/v2.4.0...main -->
+[3.1.0]: https://github.com/stac-utils/stac-api/compare/v3.0.0...v3.1.0
 [3.0.0]: https://github.com/stac-utils/stac-api/compare/v2.4.0...v3.0.0
 [2.4.0]: https://github.com/stac-utils/stac-api/compare/v2.3.0...v2.4.0
 [2.3.0]: https://github.com/stac-utils/stac-api/compare/v2.2.3...v2.3.0

README.md

@@ -6,6 +6,8 @@
   - [Overview](#overview)
   - [Architecture](#architecture)
   - [Migration](#migration)
+    - [3.1.0](#310)
+      - [OpenSearch Version 2.11](#opensearch-version-211)
     - [3.0.0](#300)
       - [Node 18 update](#node-18-update)
     - [2.4.0](#240)
@@ -136,6 +138,13 @@ apiLambda --> opensearch
 
 ## Migration
 
+### 3.1.0
+
+#### OpenSearch Version 2.11
+
+- Update the `EngineVersion` setting in the serverless config file to `OpenSearch_2.11`
+  and re-deploy
+
 ### 3.0.0
 
 #### Node 18 update

package-lock.json

@@ -1,7 +1,7 @@
 {
   "displayName": "stac-server",
   "description": "A STAC API running on stac-server",
-  "version": "3.0.0",
+  "version": "3.1.0",
   "repository": "https://github.com/stac-utils/stac-server",
   "author": "Alireza Jazayeri, Matthew Hanson, Sean Harkins, Phil Varner",
   "license": "MIT",