Update Dockerfile

Dockerfile

@@ -2,20 +2,34 @@ FROM python:3.9-slim
 
 WORKDIR /app
 
+# Install system dependencies including PortAudio development library
+# and Python development headers.
+# Also added libasound2-dev which is often a dependency for PortAudio on Debian-based systems.
 RUN apt-get update && apt-get install -y \
     build-essential \
     curl \
     software-properties-common \
     git \
+    portaudio19-dev \
+    python3-dev \
+    libasound2-dev \
     && rm -rf /var/lib/apt/lists/*
 
 COPY requirements.txt ./
+# Assuming your main application script is in 'src/streamlit_app.py'
+# and any other source code is also under 'src/'
 COPY src/ ./src/
 
+# It's good practice to upgrade pip first
+RUN pip3 install --upgrade pip
 RUN pip3 install -r requirements.txt
 
 EXPOSE 8501
 
 HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health
 
+# Ensure your main Streamlit app file is correctly referenced here.
+# If your app file is directly in /app (e.g., app_streamlit_new.py from previous examples),
+# adjust the ENTRYPOINT accordingly.
+# For this example, I'm sticking to the 'src/streamlit_app.py' from your Dockerfile.
 ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]