Add support for building the project with Maven as an alternative to default building with Eclipse. * [ ] The project should remain compilable and runnable in Eclipse with no additional configuration. * [ ] The build configuration (`pom.xml`) should respect the current directory structure. * [ ] The build configuration should include options for packaging JetUML as a thin or fat jar, or as a native application installer. We can also use this opportunity to migrate to Java 25 when it's out.
Add support for building the project with Maven as an alternative to default building with Eclipse.
pom.xml) should respect the current directory structure.We can also use this opportunity to migrate to Java 25 when it's out.