fix ENV vars

app.py

@@ -23,6 +23,34 @@ from src.reporting.feedback_schema import create_feedback_from_dict
 logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
 logger = logging.getLogger(__name__)
 
+
+
+cache_dir = Path("/app/.cache/huggingface")
+cache_dir.mkdir(parents=True, exist_ok=True)
+os.environ["HF_HOME"] = str(cache_dir)
+os.environ["TRANSFORMERS_CACHE"] = str(cache_dir)
+os.environ["HF_DATASETS_CACHE"] = str(cache_dir)
+os.environ["HF_HUB_CACHE"] = str(cache_dir)
+os.environ["SENTENCE_TRANSFORMERS_HOME"] = str(cache_dir)
+
+
+omp_threads = os.environ.get("OMP_NUM_THREADS", "")
+try:
+    # If set, validate it's a positive integer
+    if omp_threads:
+        threads = int(omp_threads)
+        if threads <= 0:
+            os.environ["OMP_NUM_THREADS"] = "1"
+            logger.warning(f"OMP_NUM_THREADS={omp_threads} is invalid, setting to 1")
+    else:
+        # If not set, set a reasonable default
+        os.environ["OMP_NUM_THREADS"] = "1"
+except (ValueError, TypeError):
+    # If invalid format, set to default
+    os.environ["OMP_NUM_THREADS"] = "1"
+    logger.warning(f"OMP_NUM_THREADS={omp_threads} is invalid, setting to 1")
+    
+
 # Page config
 st.set_page_config(
     layout="wide",