updated app.py and docker for proper permissions to data dir

Dockerfile

@@ -3,6 +3,7 @@ FROM python:3.12-slim
 RUN apt-get update && apt-get install -y git
 
 RUN mkdir -p /data/.cache && chmod -R 777 /data/.cache
+ENV TRANSFORMERS_CACHE=/data/.cache
 
 WORKDIR /app
 

app.py

@@ -13,8 +13,6 @@ app.add_middleware(
    allow_headers=["*"],
 )
 
-os.environ["TRANSFORMERS_CACHE"] = "/data/.cache"
-
 model_name = "pszemraj/long-t5-tglobal-base-16384-book-summary"
 
 try:
@@ -22,6 +20,8 @@ try:
    model = AutoModelForSeq2SeqLM.from_pretrained(model_name)
 except Exception as e:
    print("Model loading failed", e)
+   raise RuntimeError("Failed to load model. Check permissions or cache issues.")
+
 
 class InputText(BaseModel):
    text: str