Start development of version 5.1.1

Author: greenrobot-team

CHANGELOG.md

@@ -4,6 +4,8 @@ Notable changes to the ObjectBox Java library.
 
 For more insights into what changed in the ObjectBox C++ core, [check the ObjectBox C changelog](https://github.com/objectbox/objectbox-c/blob/main/CHANGELOG.md).
 
+## Next release
+
 ## 5.1.0 - 2026-01-26
 
 - Add [ObjectBoxThreadPoolExecutor](objectbox-java/src/main/java/io/objectbox/ObjectBoxThreadPoolExecutor.java), a

build.gradle.kts

@@ -20,7 +20,7 @@ plugins {
 buildscript {
     // Version of Maven artifacts
     // Should only be changed as part of the release process, see the release checklist in the objectbox repo
-    val versionNumber = "5.1.0"
+    val versionNumber = "5.1.1"
 
     // Release mode should only be enabled when manually triggering a CI pipeline,
     // see the release checklist in the objectbox repo.