-- Seed combat roll + crit/block tuning into runtime_config.payload (merged with existing keys).
UPDATE runtime_config
SET
    payload = payload || '{
        "combatDamageRollMin": 0.6,
        "combatDamageRollMax": 1.1,
        "enemyCritChanceCap": 0.2,
        "heroCritChanceCap": 0.12,
        "heroBlockChancePerDefense": 0.0025,
        "heroBlockChanceCap": 0.2
    }'::jsonb,
    updated_at = now()
WHERE id = TRUE;