Update Dockerfile

Dockerfile

@@ -1,22 +1,28 @@
-# Use slim base image
+# Use a slim Python base image
 FROM python:3.10-slim
 
-# Create a dedicated cache directory and assign permissions
-RUN mkdir -p /home/user/.cache && chmod -R 777 /home/user/.cache
-
+# Set working directory
 WORKDIR /app
 
-# Set cache env vars **before** installing anything
-ENV HF_HOME=/home/user/.cache/huggingface \
-    TRANSFORMERS_CACHE=/home/user/.cache/huggingface \
-    SENTENCE_TRANSFORMERS_HOME=/home/user/.cache/huggingface
-
-# Install dependencies
+# Install Python dependencies
 COPY requirements.txt .
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Copy project files
 COPY . .
 
+# Set environment for faster, clearer logging
 ENV PYTHONUNBUFFERED=1
 
+# Set cache directories to writable /tmp
+ENV HF_HOME=/tmp/huggingface \
+    TRANSFORMERS_CACHE=/tmp/huggingface/transformers \
+    HF_DATASETS_CACHE=/tmp/huggingface/datasets \
+    HUGGINGFACE_HUB_CACHE=/tmp/huggingface/hub \
+    XDG_CACHE_HOME=/tmp/huggingface
+
+# Expose the HF Spaces-required port
+EXPOSE 7860
+
+# Start the FastAPI app via uvicorn
 CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]