Get full eligibility record.
fn get_record(
env: soroban_sdk::Env,
beneficiary: soroban_sdk::Address,
) -> Option
Check if a beneficiary is eligible.
fn is_eligible(env: soroban_sdk::Env, beneficiary: soroban_sdk::Address) -> bool
Set eligibility status for a beneficiary. Only the admin can set eligibility.
fn set_eligible(
env: soroban_sdk::Env,
admin: soroban_sdk::Address,
beneficiary: soroban_sdk::Address,
eligible: bool,
)