Readded returncode printing

src/plan/app_text2plan.py

@@ -257,6 +257,7 @@ def run_planner(submit_or_retry_button, plan_prompt, llm_model, speedvsdetail, s
         time.sleep(1)
     
     # Wait for the process to end and clear the active process.
+    returncode = 'NOT SET'
     if session_state.active_proc is not None:
         session_state.active_proc.wait()
         returncode = session_state.active_proc.returncode
@@ -265,6 +266,8 @@ def run_planner(submit_or_retry_button, plan_prompt, llm_model, speedvsdetail, s
     # Process has completed.
     end_time = time.perf_counter()
     duration = int(ceil(end_time - start_time))
+    print(f"Process ended. returncode: {returncode}. Process ID: {child_process_id}. Duration: {duration} seconds.")
+
     if has_pipeline_complete_file(run_path):
         status_message = "Completed."
     else: