Start 2.20 branch; update 2.x to 2.21

Author: cowtowncoder

jakarta/pom.xml

@@ -8,7 +8,7 @@
   <parent>
     <groupId>com.fasterxml.jackson.module</groupId>
     <artifactId>jackson-module-jsonSchema-parent</artifactId>
-    <version>2.20.1-SNAPSHOT</version>
+    <version>2.21.0-SNAPSHOT</version>
   </parent>
   <artifactId>jackson-module-jsonSchema-jakarta</artifactId>
   <name>jackson-module-jsonSchema-jakarta</name>

javax/pom.xml

@@ -8,7 +8,7 @@
   <parent>
     <groupId>com.fasterxml.jackson.module</groupId>
     <artifactId>jackson-module-jsonSchema-parent</artifactId>
-    <version>2.20.1-SNAPSHOT</version>
+    <version>2.21.0-SNAPSHOT</version>
   </parent>
   <artifactId>jackson-module-jsonSchema</artifactId>
   <name>jackson-module-jsonSchema</name>

pom.xml

@@ -8,12 +8,12 @@
   <parent>
     <groupId>com.fasterxml.jackson</groupId>
     <artifactId>jackson-base</artifactId>
-    <version>2.20.1-SNAPSHOT</version>
+    <version>2.21.0-SNAPSHOT</version>
   </parent>
   <groupId>com.fasterxml.jackson.module</groupId>
   <artifactId>jackson-module-jsonSchema-parent</artifactId>
   <name>jackson-module-jsonSchema-parent</name>
-  <version>2.20.1-SNAPSHOT</version>
+  <version>2.21.0-SNAPSHOT</version>
   <packaging>pom</packaging>
   <description>Add-on module for Jackson (http://jackson.codehaus.org) to support
 JSON Schema (http://tools.ietf.org/html/draft-zyp-json-schema-03) version 3 generation.

release-notes/VERSION

@@ -4,6 +4,10 @@ Project: jackson-module-jsonSchema
 === Releases ===
 ------------------------------------------------------------------------
 
+2.21.0 (not yet released)
+
+No changes since 2.20
+
 2.20.0 (28-Aug-2025)
 
 - Generate SBOMs [JSTEP-14]