Use verify_transaction_inclusion_v2 with coinbase merkle proof

contracts/mock-btc-light-client/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mock-btc-light-client"
-version = "0.1.0"
+version = "0.2.0"
 edition.workspace = true
 publish.workspace = true
 

contracts/mock-btc-light-client/src/lib.rs

@@ -29,6 +29,17 @@ pub struct ProofArgs {
     pub confirmations: u64,
 }
 
+#[near(serializers = [borsh])]
+pub struct ProofArgsV2 {
+    pub tx_id: H256,
+    pub tx_block_blockhash: H256,
+    pub tx_index: u64,
+    pub merkle_proof: Vec<H256>,
+    pub coinbase_tx_id: H256,
+    pub coinbase_merkle_proof: Vec<H256>,
+    pub confirmations: u64,
+}
+
 impl<'de> Deserialize<'de> for H256 {
     fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
     where
@@ -82,6 +93,11 @@ impl Contract {
         true
     }
 
+    #[allow(unused_variables)]
+    pub fn verify_transaction_inclusion_v2(&self, #[serializer(borsh)] args: ProofArgsV2) -> bool {
+        true
+    }
+
     pub fn get_last_block_height(&self) -> u32 {
         // Return a reasonable mock block height for Zcash testnet
         1000

contracts/satoshi-bridge/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "satoshi-bridge"
-version = "0.8.0"
+version = "0.9.0"
 edition.workspace = true
 publish.workspace = true
 repository.workspace = true

contracts/satoshi-bridge/release_notes.md

@@ -1,5 +1,8 @@
 # Release Notes
 
+### Version 0.9.0
+1. use `verify_transaction_inclusion_v2` with coinbase merkle proof.
+
 ### Version 0.8.0
 1. support BTC refund flow.
 2. remove lock time verification.