open-source-java-design-patterns-2nd-edition
docs: add diagrams for facade, factory kit, factory method, factory, fan-out/fan-in, feature toggle, filterer, fluent interface, flyweight, front controller, function composition
fix: Set locale in tests to be able to run locally. Remove logging dependency fixed versions in parent pom.xml to prevent conflicts with spring boot. Update license headers. Update urm diagrams.
feat: Function composition (#2954)
