Update Dockerfile

Dockerfile

@@ -1,21 +1,17 @@
-FROM python:3.9-slim
+# Use a recent Python (3.11 works great)
+FROM python:3.11-slim
 
-WORKDIR /app
-
-RUN apt-get update && apt-get install -y \
-    build-essential \
-    curl \
-    software-properties-common \
-    git \
-    && rm -rf /var/lib/apt/lists/*
+# Keep Python output unbuffered, avoid .pyc
+ENV PYTHONUNBUFFERED=1 PYTHONDONTWRITEBYTECODE=1
 
-COPY requirements.txt ./
-COPY src/ ./src/
-
-RUN pip3 install -r requirements.txt
+WORKDIR /app
 
-EXPOSE 8501
+# Install Python deps
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
 
-HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
+# Copy your app
+COPY . .
 
-ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]
+# Hugging Face sets $PORT; use it
+CMD streamlit run app.py --server.port=$PORT --server.address=0.0.0.0