Add readAsPartyIds (#1040)

prereq: smartcontractkit/mcms#784

Author: stackman27

.changeset/canton-mcms-read-as-party-ids.md

@@ -0,0 +1,7 @@
+---
+"chainlink-deployments-framework": patch
+---
+
+Wire Canton `ReadAsPartyIDs` from CLDF chain metadata through the MCMS chain access adapter.
+
+Bump `mcms` to pick up Canton participant `ReadAsPartyIDs` support in `sdk/canton`.

chain/mcms/adapters/chain_access.go

@@ -163,7 +163,8 @@ func cantonChainFromCLDF(ch cldfcanton.Chain) mcmscanton.Chain {
 	participants := make([]mcmscanton.Participant, 0, len(ch.Participants))
 	for _, p := range ch.Participants {
 		participants = append(participants, mcmscanton.Participant{
-			PartyID: p.PartyID,
+			PartyID:        p.PartyID,
+			ReadAsPartyIDs: append([]string(nil), p.ReadAsPartyIDs...),
 			LedgerServices: mcmscanton.LedgerServices{
 				State:   p.LedgerServices.State,
 				Command: p.LedgerServices.Command,

go.mod

@@ -46,7 +46,7 @@ require (
 	github.com/smartcontractkit/freeport v0.1.3-0.20250828155247-add56fa28aad
 	github.com/smartcontractkit/go-daml v0.0.0-20260604143752-c6f6567940ba
 	github.com/smartcontractkit/libocr v0.0.0-20260304194147-a03701e2c02e
-	github.com/smartcontractkit/mcms v0.47.1-0.20260609163952-0b2bf692ba6a
+	github.com/smartcontractkit/mcms v0.47.1-0.20260610155329-856384f2ce70
 	github.com/spf13/cobra v1.10.2
 	github.com/spf13/pflag v1.0.10
 	github.com/spf13/viper v1.21.0