Update Dockerfile

Dockerfile

@@ -4,10 +4,22 @@ FROM python:3.9-slim
 # Set the working directory
 WORKDIR /app
 
+# Create a writable cache directory
+RUN mkdir -p /app/cache
+
+# Set environment variables for Hugging Face cache
+ENV HF_HOME="/app/cache"
+ENV TRANSFORMERS_CACHE="/app/cache"
+ENV SENTENCE_TRANSFORMERS_HOME="/app/cache"
+
 # Copy requirements.txt and install dependencies
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Force model download during build (ensures model is available inside container)
+RUN python -c "from sentence_transformers import SentenceTransformer; SentenceTransformer('sentence-transformers/all-MiniLM-L6-v2', cache_folder='/app/cache')"
+RUN python -c "from transformers import AutoModelForSeq2SeqLM; AutoModelForSeq2SeqLM.from_pretrained('google/long-t5-tglobal-base', cache_dir='/app/cache')"
+
 # Copy the entire app into the container
 COPY . .