Moved hardcoded text to constant

src/plan/app_text2plan.py

@@ -56,6 +56,8 @@ RELAY_PROCESS_OUTPUT = False
 # Global constant for the zip creation interval (in seconds)
 ZIP_INTERVAL_SECONDS = 10
 
+RUN_DIR = "run"
+
 # Load prompt catalog and examples.
 prompt_catalog = PromptCatalog()
 prompt_catalog.load(os.path.join(os.path.dirname(__file__), 'data', 'simple_plan_prompts.jsonl'))
@@ -164,7 +166,7 @@ def run_planner(submit_or_retry_button, plan_prompt, session_state: SessionState
         if not session_state.latest_run_id:
             raise ValueError("No previous run to retry. Please submit a plan first.")
         run_id = session_state.latest_run_id
-        run_path = os.path.join("run", run_id)
+        run_path = os.path.join(RUN_DIR, run_id)
         absolute_path_to_run_dir = session_state.latest_run_dir
         print(f"Retrying the run with ID: {run_id}")
         if not os.path.exists(run_path):
@@ -172,7 +174,7 @@ def run_planner(submit_or_retry_button, plan_prompt, session_state: SessionState
         
     elif submit_or_retry == "submit":
         run_id = generate_run_id(CONFIG.use_uuid_as_run_id)
-        run_path = os.path.join("run", run_id)
+        run_path = os.path.join(RUN_DIR, run_id)
         absolute_path_to_run_dir = os.path.abspath(run_path)
 
         print(f"Submitting a new run with ID: {run_id}")