Minor cleanup of codex exec output (#4585)

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Author: pakrym-oai

codex-rs/Cargo.lock

@@ -16,7 +16,6 @@ workspace = true
 
 [dependencies]
 anyhow = { workspace = true }
-chrono = { workspace = true }
 clap = { workspace = true, features = ["derive"] }
 codex-arg0 = { workspace = true }
 codex-common = { workspace = true, features = [
@@ -27,6 +26,7 @@ codex-common = { workspace = true, features = [
 codex-core = { workspace = true }
 codex-ollama = { workspace = true }
 codex-protocol = { workspace = true }
+opentelemetry-appender-tracing = { workspace = true }
 owo-colors = { workspace = true }
 serde = { workspace = true, features = ["derive"] }
 serde_json = { workspace = true }
@@ -40,7 +40,6 @@ tokio = { workspace = true, features = [
 ] }
 tracing = { workspace = true, features = ["log"] }
 tracing-subscriber = { workspace = true, features = ["env-filter"] }
-opentelemetry-appender-tracing = { workspace = true }
 ts-rs = { workspace = true, features = [
     "uuid-impl",
     "serde-json-impl",
@@ -52,10 +51,10 @@ ts-rs = { workspace = true, features = [
 assert_cmd = { workspace = true }
 core_test_support = { workspace = true }
 libc = { workspace = true }
+mcp-types = { workspace = true }
 predicates = { workspace = true }
 pretty_assertions = { workspace = true }
 tempfile = { workspace = true }
 uuid = { workspace = true }
 walkdir = { workspace = true }
 wiremock = { workspace = true }
-mcp-types = { workspace = true }

codex-rs/exec/Cargo.toml

@@ -21,6 +21,8 @@ pub(crate) trait EventProcessor {
 
     /// Handle a single event emitted by the agent.
     fn process_event(&mut self, event: Event) -> CodexStatus;
+
+    fn print_final_output(&mut self) {}
 }
 
 pub(crate) fn handle_last_message(last_agent_message: Option<&str>, output_file: &Path) {