Update README for JDK 23 and new archetype version

Increase JDK version from 22 to 23 and update Maven archetype version from 1.0.12 to 1.0.13. These changes are reflected in the usage instructions, ensuring compatibility and latest features.

Author: dervism

README.md

@@ -3,7 +3,7 @@
 
 Generates a minimal Maven project for Java with
 
-- JDK 22 (or any version you specify, read below)
+- JDK 23 (or any version you specify, read below)
 - JUnit 5.10.x
 
 ## How to use
@@ -20,17 +20,17 @@ Change the values of `DgroupId`, `-DartifactId` and `-Dversion` to match your ow
 ```
 mvn archetype:generate -DarchetypeGroupId=no.dervis \
                     -DarchetypeArtifactId=java-starter \
-                    -DarchetypeVersion=1.0.12 \
+                    -DarchetypeVersion=1.0.13 \
                     -DgroupId=org.mygroup \
                     -DartifactId=demoapp \
                     -Dversion=1.0.0 \
-                    -DjdkVersion=22 \
+                    -DjdkVersion=23 \
                     -DjavaPreviewFeatures=yes \
                     -DinteractiveMode=false
 ```
 
 ### Maven Central
-[https://central.sonatype.com/artifact/no.dervis/java-starter/1.0.12](https://central.sonatype.com/artifact/no.dervis/java-starter/1.0.12)
+[https://central.sonatype.com/artifact/no.dervis/java-starter/1.0.13](https://central.sonatype.com/artifact/no.dervis/java-starter/1.0.13)
 
 ### Useful Maven commands for beginners
 #### Clean and compile