Update mic_worker.py

mic_worker.py

@@ -19,6 +19,9 @@ import os
 os.environ.setdefault("OMP_NUM_THREADS", "1")
 os.environ.setdefault("MKL_NUM_THREADS", "1")
 os.environ.setdefault("TOKENIZERS_PARALLELISM", "false")
+# Cache ProtBert in a stable location so it is downloaded only ONCE and reused
+# on every subsequent prediction (instead of re-downloading each run).
+os.environ.setdefault("HF_HOME", "/app/.cache/huggingface")
 
 import sys
 import json
@@ -75,7 +78,7 @@ def main():
             transformed = joblib.load(cfg["pca"]).transform(scaled) if cfg["pca"] else scaled
             mic_model = joblib.load(cfg["model"])
             mic_log = mic_model.predict(transformed)[0]
-            mic_results[bacterium] = round(max(0.0, expm1(float(mic_log))), 3)
+            mic_results[bacterium] = round(expm1(float(mic_log)), 3)
         except Exception as e:
             mic_results[bacterium] = f"Error: {str(e)}"