Migrate contest, problem authors/curators/testers to Role#564

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whlongg wants to merge 2 commits intoVNOI-Admin:masterfrom

whlongg:feature/563-role-migration-v2

Commits on Apr 5, 2026

refactor: migrate contest authors/curators/testers to ContestRole
whlongg
committed

Commits on Apr 10, 2026

Merge branch 'master' into feature/563-role-migration-v2
magnified103
authored