Allow querying past round details for completed rounds.
Acceptance Criteria:
- Add
get_round_history(group_id) -> Vec<RoundInfo> function
- Return all completed rounds with recipient, amounts, timestamps
- Paginate with offset and limit
- Include round completion status
Files: contracts/sorosave/src/payout.rs, contracts/sorosave/src/lib.rs
Allow querying past round details for completed rounds.
Acceptance Criteria:
get_round_history(group_id) -> Vec<RoundInfo>functionFiles:
contracts/sorosave/src/payout.rs,contracts/sorosave/src/lib.rs