Allow strict negotiate workflow with 2+ agents

crates/rally-workflow-build/src/lib.rs

@@ -253,8 +253,10 @@ pub fn get_wait_hint(state: &SessionState, agent: &str) -> Option<String> {
                 }
             } else if workflow_state.reviews.iter().any(|r| r.reviewer == agent) {
                 if state.phase == SessionPhase::FinalReview {
-                    Some("Your final review was submitted. Waiting for remaining reviewer verdicts."
-                        .to_string())
+                    Some(
+                        "Your final review was submitted. Waiting for remaining reviewer verdicts."
+                            .to_string(),
+                    )
                 } else {
                     Some(
                         "Your review was submitted. Waiting for remaining reviewer verdicts or decision."
@@ -355,7 +357,9 @@ pub fn submit_review(
         .as_ref()
         .ok_or_else(|| anyhow!("cannot review without an active checkpoint"))?;
 
-    let step_dir = session_dir.join("reviews").join(review_bucket_name(checkpoint));
+    let step_dir = session_dir
+        .join("reviews")
+        .join(review_bucket_name(checkpoint));
     fs::create_dir_all(&step_dir)?;
     let review_file = step_dir.join(format!("{reviewer}.md"));
     let step_label = if checkpoint.step_number == 0 {
@@ -472,7 +476,9 @@ pub fn process_review_state(state: &mut SessionState) -> Result<Option<String>>
                 "final review requested changes; returned to implement phase".to_string(),
             ));
         }
-        return Ok(Some("changes requested; returned to implement phase".to_string()));
+        return Ok(Some(
+            "changes requested; returned to implement phase".to_string(),
+        ));
     }
 
     if all_approve {