What's Changed

• composer(deps-dev): Bump ergebnis/license from 1.1.0 to 2.1.0 by @dependabot in https://github.com/nicmart/Tree/pull/139
• composer(deps-dev): Bump ergebnis/composer-normalize from 2.19.0 to 2.29.0 by @dependabot in https://github.com/nicmart/Tree/pull/142
• composer(deps-dev): Bump phpunit/phpunit from 8.5.32 to 9.5.28 by @dependabot in https://github.com/nicmart/Tree/pull/140
• github-actions(deps): Bump shivammathur/setup-php from 2.23.0 to 2.24.0 by @dependabot in https://github.com/nicmart/Tree/pull/144
• composer(deps-dev): Bump vimeo/psalm from 4.30.0 to 5.6.0 by @dependabot in https://github.com/nicmart/Tree/pull/145
• composer(deps-dev): Bump ergebnis/php-cs-fixer-config from 2.14.0 to 5.2.0 by @dependabot in https://github.com/nicmart/Tree/pull/143
• Enhancement: Run dependency analysis with maglnet/composer-require-checker by @localheinz in https://github.com/nicmart/Tree/pull/146
• Fix: Add getSize() to NodeInterface by @localheinz in https://github.com/nicmart/Tree/pull/147
• Fix: Add root() to NodeInterface by @localheinz in https://github.com/nicmart/Tree/pull/148
• Fix: Add return type declarations by @localheinz in https://github.com/nicmart/Tree/pull/113

Full Changelog: https://github.com/nicmart/Tree/compare/0.5.0...0.6.0