v1.2.1

[Fireball19]

Update Gradle, Plugins and Dependencies

• Update Gradle to 7.6.2
• Update Gradle JavaFX Plugin to 0.1.0
• Update Jackson-Databind to 2.15.2
• Update JUnit to 5.10.0
• Update AssertJ to 3.24.2

Other

• Add Serial Annotation to serialVersionUID
• Remove System.out.print of owned in calculateCosts method

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This discussion was created from the release v1.2.1.