fix: swap tonic for async trait.

Author: l-monninger

Cargo.lock

@@ -12,7 +12,7 @@ rust-version = { workspace = true }
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-tonic = { workspace = true }
+async-trait = { workspace = true }
 tokio = { workspace = true }
 anyhow = { workspace = true }
 tokio-stream = { workspace = true }

protocol-units/settlement/mcr/client/Cargo.toml

@@ -10,7 +10,7 @@ pub use stub::*;
 
 type CommitmentStream = std::pin::Pin<Box<dyn Stream<Item = Result<BlockCommitment, anyhow::Error>> + Send>>;
 
-#[tonic::async_trait]
+#[async_trait::async_trait]
 pub trait McrSettlementClientOperations {
 
     async fn post_block_commitment(&self, block_commitment : BlockCommitment) -> Result<(), anyhow::Error>;

protocol-units/settlement/mcr/client/src/lib.rs

@@ -23,7 +23,7 @@ impl McrSettlementClient {
 }
 
 
-#[tonic::async_trait]
+#[async_trait::async_trait]
 impl McrSettlementClientOperations for McrSettlementClient {
 
     async fn post_block_commitment(&self, block_commitment: BlockCommitment) -> Result<(), anyhow::Error> {