Update Dockerfile

Dockerfile

@@ -1,35 +1,47 @@
-FROM python:3.13.5-slim
+# Use official Python slim image
+FROM python:3.10-slim
 
+# Set working directory
 WORKDIR /app
 
-RUN apt-get update && apt-get install -y \
+# Install system dependencies
+RUN apt update && apt install -y \
     build-essential \
     curl \
     git \
+    sqlite3 \
     && rm -rf /var/lib/apt/lists/*
 
-# Create a non-root user
-RUN useradd -ms /bin/bash appuser
-USER appuser
+# Create /data directory (for database, logs) and set permissions
+RUN mkdir -p /data && \
+    chown -R 1000:1000 /data && \
+    chmod -R 755 /data
 
-# Set Hugging Face & Streamlit cache dirs to user-writable locations
-ENV TRANSFORMERS_CACHE=/app/.cache/huggingface/transformers
-ENV HF_HOME=/app/.cache/huggingface
-ENV XDG_CACHE_HOME=/app/.cache
-ENV STREAMLIT_HOME=/app/.streamlit
+# Copy requirements and source code
+COPY requirements.txt ./
+COPY src/ ./src/
 
-# Make directories
-RUN mkdir -p $TRANSFORMERS_CACHE $HF_HOME $XDG_CACHE_HOME $STREAMLIT_HOME
+# Optional: pre-copy chats.db
+RUN [ -f src/chats.db ] && cp src/chats.db /data/chats.db || true
 
-# Copy code
-COPY --chown=appuser:appuser requirements.txt ./
-COPY --chown=appuser:appuser src/ ./src/
-
-# Install dependencies
+# Upgrade pip and install dependencies
+RUN pip install --upgrade pip
 RUN pip install --no-cache-dir -r requirements.txt
 
+# Set Hugging Face and Streamlit cache dirs to /tmp (writable in Spaces)
+ENV HF_HOME=/tmp/hf_home
+ENV TRANSFORMERS_CACHE=/tmp/transformers_cache
+ENV XDG_CACHE_HOME=/tmp/xdg_cache
+ENV STREAMLIT_HOME=/tmp/streamlit
+
+# Make sure cache directories exist
+RUN mkdir -p /tmp/hf_home /tmp/transformers_cache /tmp/xdg_cache /tmp/streamlit
+
+# Expose Streamlit port
 EXPOSE 8501
 
+# Healthcheck for Streamlit
 HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1
 
+# Run the Streamlit app
 ENTRYPOINT ["streamlit", "run", "src/app.py", "--server.port=8501", "--server.address=0.0.0.0"]