ICS4: Add NextSequenceSend to upgrade

cosmos / ibc

Interchain Standards (ICS) for the Cosmos network & interchain ecosystem.

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ICS4: Add NextSequenceSend to upgrade #1060

Closed AdityaSripal closed 8 months ago

AdityaSripal commented 8 months ago

Add nextSequenceSend to upgrade struct so that we can properly prune acknowledgments and packet receipts, and also correctly set packet sequence logic in case the order changes during the upgrade.

[ ] Revert https://github.com/cosmos/ibc/pull/1026
[ ] Implement suggested changes in https://github.com/cosmos/ibc/issues/1015