Add endorsements with DAL (#32)

Add endorsements with DAL

Author: dmirgaleev

node/consts.go

@@ -13,6 +13,7 @@ const (
 	KindDoubleEndorsing            = "double_endorsement_evidence"
 	KindEndorsement                = "endorsement"
 	KindEndorsementWithSlot        = "endorsement_with_slot"
+	KindEndorsementWithDal         = "endorsement_with_dal"
 	KindOrigination                = "origination"
 	KindProposal                   = "proposals"
 	KindReveal                     = "reveal"

node/operations.go

@@ -10,7 +10,7 @@ import (
 // OperationConstraint -
 type OperationConstraint interface {
 	AccountActivation | Ballot | Delegation | DoubleBakingEvidence |
-		DoubleEndorsementEvidence | Endorsement | EndorsementWithSlot |
+		DoubleEndorsementEvidence | Endorsement | EndorsementWithSlot | EndorsementWithDal |
 		Origination | Proposal | Reveal | SeedNonceRevelation | Transaction |
 		RegisterGlobalConstant | DoublePreendorsementEvidence | SetDepositsLimit |
 		Preendorsement | Event | VdfRevelation | TxRollupCommit | TxRollupOrigination |
@@ -60,6 +60,8 @@ func (op *Operation) UnmarshalJSON(data []byte) error {
 		err = parseOperation[Endorsement](data, op)
 	case KindEndorsementWithSlot:
 		err = parseOperation[EndorsementWithSlot](data, op)
+	case KindEndorsementWithDal:
+		err = parseOperation[EndorsementWithDal](data, op)
 	case KindOrigination:
 		err = parseOperation[Origination](data, op)
 	case KindProposal:
@@ -174,6 +176,17 @@ type EndorsementWithSlot struct {
 	Metadata    *EndorsementMetadata      `json:"metadata,omitempty"`
 }
 
+// EndorsementWithDal -
+type EndorsementWithDal struct {
+	Kind             string               `json:"kind"`
+	Slot             uint64               `json:"slot"`
+	Level            uint64               `json:"level"`
+	Round            int64                `json:"round"`
+	BlockPayloadHash string               `json:"block_payload_hash"`
+	DalAttestation   string               `json:"dal_attestation"`
+	Metadata         *EndorsementMetadata `json:"metadata"`
+}
+
 // Preendorsement -
 type Preendorsement struct {
 	Slot             uint64 `json:"slot"`
@@ -331,9 +344,11 @@ type OnlyBalanceUpdatesMetadata struct {
 
 // EndorsementMetadata -
 type EndorsementMetadata struct {
-	BalanceUpdates []BalanceUpdate `json:"balance_updates"`
-	Delegate       string          `json:"delegate"`
-	Slots          []int           `json:"slots"`
+	Delegate         string          `json:"delegate"`
+	EndorsementPower int             `json:"endorsement_power"`
+	ConsensusKey     string          `json:"consensus_key"`
+	BalanceUpdates   []BalanceUpdate `json:"balance_updates,omitempty"`
+	Slots            []int           `json:"slots,omitempty"`
 }
 
 // OperationResult -