Fix: remove openai-whisper from requirements, make whisper optional in code

chatgpt.py

@@ -1133,12 +1133,11 @@ with gr.Blocks() as app:
 
     with gr.Tabs():
         with gr.TabItem("Expert Evaluation"):
-            # Load evaluation groups
-            # If you want to restrict cases per clinician, set EVAL_USE_GROUPS=1
+            # Load evaluation groups — always load if the file exists so the
+            # Clinician dropdown and per-clinician filtering are active by default.
             eval_groups = {}
-            use_eval_groups = str(os.getenv("EVAL_USE_GROUPS", "")).strip().lower() in {"1", "true", "yes", "y"}
             eval_groups_file = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'eval_groups_5groups_pairwise.json')
-            if use_eval_groups and os.path.exists(eval_groups_file):
+            if os.path.exists(eval_groups_file):
                 try:
                     with open(eval_groups_file, 'r') as f:
                         eval_groups_data = json.load(f)