Update Dockerfile

Dockerfile

@@ -1,13 +1,30 @@
-FROM python:3.12
+# Dockerfile (Hugging Face Spaces)
+FROM python:3.11-slim
 
-WORKDIR /code
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    STREAMLIT_SERVER_PORT=7860 \
+    STREAMLIT_SERVER_ADDRESS=0.0.0.0 \
+    STREAMLIT_SERVER_HEADLESS=true \
+    STREAMLIT_BROWSER_GATHER_USAGE_STATS=false
 
-COPY ./requirements.txt /code/requirements.txt
+WORKDIR /app
 
-RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt
+# (Optional but common) minimal OS deps
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+  && rm -rf /var/lib/apt/lists/*
 
-COPY . .
+# Install Python deps
+COPY requirements.txt /app/requirements.txt
+RUN pip install --no-cache-dir -r /app/requirements.txt
+
+# App code
+COPY app.py /app/app.py
+
+# Create /data (HF persistent storage mounts here when enabled)
+RUN mkdir -p /data
 
 EXPOSE 7860
 
-CMD ["shiny", "run", "app.py", "--host", "0.0.0.0", "--port", "7860"]
+CMD ["streamlit", "run", "app.py", "--server.port=7860", "--server.address=0.0.0.0"]