feat(server): integrity envelope engine for EVM grants with HMAC verification

server/crates/arbiter-proto/Cargo.toml

@@ -11,7 +11,7 @@ tokio.workspace = true
 futures.workspace = true
 hex = "0.4.3"
 tonic-prost = "0.14.5"
-prost = "0.14.3"
+prost.workspace = true
 kameo.workspace = true
 url = "2.5.8"
 miette.workspace = true

server/crates/arbiter-proto/build.rs

@@ -13,6 +13,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
                 format!("{}/user_agent.proto", PROTOBUF_DIR),
                 format!("{}/client.proto", PROTOBUF_DIR),
                 format!("{}/evm.proto", PROTOBUF_DIR),
+                format!("{}/integrity.proto", PROTOBUF_DIR),
             ],
             &[PROTOBUF_DIR.to_string()],
         )

server/crates/arbiter-proto/src/lib.rs

@@ -61,6 +61,10 @@ pub mod proto {
     pub mod evm {
         tonic::include_proto!("arbiter.evm");
     }
+
+    pub mod integrity {
+        tonic::include_proto!("arbiter.integrity");
+    }
 }
 
 #[derive(Debug, Clone, PartialEq, Eq)]