feat: Add java baseball game#190

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oikkoikk wants to merge 11 commits intonext-step:mainfrom

oikkoikk:feat/add-java-baseball-game

Commits on Feb 1, 2026

feat(application): support restart/exit selection
oikkoikk
committed

Commits on Feb 2, 2026

feat(ui): add input view and output view
oikkoikk
committed

Commits on Feb 5, 2026

feat(application): add main application and error handler
oikkoikk
committed