Update Dockerfile

Dockerfile

@@ -1,27 +1,28 @@
-# Dockerfile
 FROM python:3.11-slim
 
-# Optional: speed up HF downloads & cache in container
-ENV HF_HOME=/data/huggingface \
+# --- Hugging Face caches to a writable path inside the container ---
+ENV HF_HOME=/app/hf_cache \
+    TRANSFORMERS_CACHE=/app/hf_cache \
+    HF_DATASETS_CACHE=/app/hf_cache \
     HF_HUB_ENABLE_HF_TRANSFER=1 \
     PIP_NO_CACHE_DIR=1 \
     PYTHONUNBUFFERED=1
 
-# -------- MODEL CONFIG --------
-# Build-time overrideable default
+# Model id can be overridden at build or runtime
 ARG MODEL_ID=ethnmcl/checkin-lora-gpt2
-# Runtime ENV (can still be overridden by deploy env)
 ENV MODEL_ID=${MODEL_ID}
 
-# Optional: if private model, pass HF_TOKEN at runtime only (not here)
-# ENV HF_TOKEN=...
-
 WORKDIR /app
 COPY requirements.txt /app/requirements.txt
+
 RUN pip install --upgrade pip && pip install -r requirements.txt
 
+# Ensure the cache directory exists and is writable (adjust ownership for your base image/user policy)
+RUN mkdir -p /app/hf_cache && chmod -R 777 /app/hf_cache
+
 COPY . /app
 
 EXPOSE 7860
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]
 
+