feat: add protos

Signed-off-by: kjuulh <contact@kjuulh.io>

crates/hyperlog-protos/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "hyperlog-protos"
+edition = "2021"
+version.workspace = true
+
+[dependencies]
+tonic.workspace = true
+
+prost = "0.12.4"
+
+[build-dependencies]
+tonic-build = "0.11.0"

crates/hyperlog-protos/build.rs

@@ -0,0 +1,3 @@
+fn main() {
+    tonic_build::compile_protos("proto/hyperlog.proto").unwrap();
+}

crates/hyperlog-protos/proto/hyperlog.proto

@@ -0,0 +1,16 @@
+syntax = "proto3";
+
+package hyperlog;
+
+service Graph {
+  rpc SayHello (HelloRequest) returns (HelloReply);
+}
+
+message HelloRequest {
+  string name = 1;
+}
+
+message HelloReply {
+  string message = 1;
+}
+

crates/hyperlog-protos/src/lib.rs

@@ -0,0 +1,3 @@
+pub mod hyperlog {
+    tonic::include_proto!("hyperlog"); // Specify the same package name as in your .proto file
+}