Chainport upgrade (copy of #5755)#5756

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danield9tqh wants to merge 4 commits intoiron-fish:stagingfrom

danield9tqh:chainport-upgrade-copy-v2

Commits on Jul 12, 2025

feat: support chainport bridge fee upgrade
iflabsfish
committed

Commits on Jul 18, 2025

feat: update memoHex decoding v1 v2
iflabsfish
committed

Commits on Jul 31, 2025

feat: update bridge memoHex encoding/decoding and remove upgrade date config
iflabsfish
committed

Commits on Aug 6, 2025

test: add tests for metadata encodeV2 and decodeV2
iflabsfish
committed