feat: refactor agent step limits and enhance workflow orchestration with new findings tool

src/tool/workflow.rs

@@ -209,3 +209,43 @@ impl Tool for CompanyPipeline {
         }
     }
 }
+
+/// Tool that retrieves all findings shared by sibling agents in the current workflow run.
+pub struct ReadFindings;
+
+impl Tool for ReadFindings {
+    fn name(&self) -> &'static str {
+        "read_findings"
+    }
+
+    fn description(&self) -> &'static str {
+        "Retrieve all findings shared by sibling agents in the current workflow run. Use this to get real-time context updates from other divisions/subagents working in parallel."
+    }
+
+    fn parameters(&self) -> Value {
+        json!({
+            "type": "object",
+            "properties": {}
+        })
+    }
+
+    fn run(&self, ctx: &ToolCtx, _args: &Value) -> Result<String> {
+        if let Some(ref findings) = ctx.workflow_findings {
+            let f = findings.lock().map_err(|e| anyhow!("poisoned lock: {e}"))?;
+            if f.is_empty() {
+                Ok("No findings recorded yet in this workflow run.".to_string())
+            } else {
+                let formatted = f
+                    .iter()
+                    .enumerate()
+                    .map(|(i, f)| format!("{}. {}", i + 1, f))
+                    .collect::<Vec<_>>()
+                    .join("\n");
+                Ok(format!("Findings in this workflow run:\n{}", formatted))
+            }
+        } else {
+            Ok("No findings database available (called outside a workflow run).".to_string())
+        }
+    }
+}
+