feat: aleo protocol type (#7323)

Author: yjamin

rust/main/hyperlane-base/src/contract_sync/cursors/mod.rs

@@ -45,6 +45,7 @@ impl Indexable for HyperlaneMessage {
             HyperlaneDomainProtocol::Starknet => CursorType::SequenceAware,
             HyperlaneDomainProtocol::CosmosNative => CursorType::SequenceAware,
             HyperlaneDomainProtocol::Radix => CursorType::SequenceAware,
+            HyperlaneDomainProtocol::Aleo => CursorType::SequenceAware,
         }
     }
 
@@ -68,6 +69,7 @@ impl Indexable for InterchainGasPayment {
             HyperlaneDomainProtocol::Starknet => CursorType::RateLimited,
             HyperlaneDomainProtocol::CosmosNative => CursorType::RateLimited,
             HyperlaneDomainProtocol::Radix => CursorType::SequenceAware,
+            HyperlaneDomainProtocol::Aleo => CursorType::SequenceAware,
         }
     }
 
@@ -86,6 +88,7 @@ impl Indexable for MerkleTreeInsertion {
             HyperlaneDomainProtocol::Starknet => CursorType::SequenceAware,
             HyperlaneDomainProtocol::CosmosNative => CursorType::SequenceAware,
             HyperlaneDomainProtocol::Radix => CursorType::SequenceAware,
+            HyperlaneDomainProtocol::Aleo => CursorType::SequenceAware,
         }
     }
 
@@ -104,6 +107,7 @@ impl Indexable for Delivery {
             HyperlaneDomainProtocol::Starknet => CursorType::RateLimited,
             HyperlaneDomainProtocol::CosmosNative => CursorType::RateLimited,
             HyperlaneDomainProtocol::Radix => CursorType::SequenceAware,
+            HyperlaneDomainProtocol::Aleo => CursorType::SequenceAware,
         }
     }
 

rust/main/hyperlane-base/src/settings/parser/connection_parser.rs

@@ -531,9 +531,9 @@ pub fn build_connection_conf(
         HyperlaneDomainProtocol::Starknet => {
             build_starknet_connection_conf(rpcs, chain, err, operation_batch)
         }
-        // TODO: adjust the connection config
         HyperlaneDomainProtocol::Radix => {
             build_radix_connection_conf(rpcs, chain, err, operation_batch)
         }
+        HyperlaneDomainProtocol::Aleo => todo!(),
     }
 }

rust/main/hyperlane-core/src/chain.rs

@@ -387,6 +387,8 @@ pub enum HyperlaneDomainProtocol {
     CosmosNative,
     /// A Raidx based chain
     Radix,
+    /// Aleo chain
+    Aleo,
 }
 
 impl HyperlaneDomainProtocol {
@@ -732,7 +734,7 @@ impl HyperlaneDomain {
         let protocol = self.domain_protocol();
         match protocol {
             Ethereum | Cosmos | CosmosNative | Starknet => IndexMode::Block,
-            Fuel | Sealevel | Radix => IndexMode::Sequence,
+            Fuel | Sealevel | Radix | Aleo => IndexMode::Sequence,
         }
     }
 }