feat: protoc should not be required

.github/workflows/ci.yml

@@ -24,9 +24,6 @@ jobs:
       - name: Set up Rust
         uses: dtolnay/rust-toolchain@stable
 
-      - name: Install protoc
-        uses: arduino/setup-protoc@v3
-
       - name: Set up Rust cache
         uses: Swatinem/rust-cache@v2
         with:

clients/cli/Cargo.toml

@@ -1,15 +1,12 @@
 [package]
 name = "nexus-network"
-version = "0.4.0"
+version = "0.4.3"
 edition = "2021"
 
 [[bin]]
 name = "prover"
 path = "src/prover.rs"
 
-[build-dependencies]
-prost-build = "0.13"
-
 [profile.dev]
 opt-level = 1
 

clients/cli/build.rs

@@ -1,29 +1,16 @@
-use std::{error::Error, path::PathBuf, process::Command};
+use std::{error::Error, path::PathBuf};
 
 fn main() -> Result<(), Box<dyn Error>> {
-    let out_dir: PathBuf = "./src/generated/".into();
-    let proto_file: PathBuf = "../../proto/orchestrator.proto".into();
-    let proto_dir = match proto_file.parent().ok_or("Failed to get parent directory of proto file") {
-        Ok(dir) => dir,
-        Err(e) => return Err(e.into()),
-    };
+    let generated_file: PathBuf = "./src/generated/nexus.orchestrator.rs".into();
 
-    match Command::new("protoc")
-        .arg("--version")
-        .output() { 
-        Ok(_) => prost_build::Config::new()
-            .out_dir(out_dir)
-            .protoc_arg("--experimental_allow_proto3_optional")
-            .compile_protos(&[&proto_file], &[proto_dir])?,
-        Err(e) => {
-            // Skipping protobuf compilation.
-            println!("cargo:warning=Failed to run protoc: {}", e);
-            return Err(e.into());
-        }
+    // Verify the generated file exists
+    if !generated_file.exists() {
+        println!(
+            "cargo:warning=Generated protobuf file not found at {}",
+            generated_file.display()
+        );
+        return Err("Missing required generated protobuf file".into());
     }
 
-     // Tell Cargo to rerun this script if the proto file changes
-     println!("cargo:rerun-if-changed={}", proto_file.display());
-
     Ok(())
 }