Update VoiceAgent config to use the v1 API spec

Dockerfile

@@ -0,0 +1,22 @@
+FROM python:3.12-slim
+
+# Install system dependencies including portaudio
+RUN apt-get update && apt-get install -y \
+    portaudio19-dev \
+    python3-pip \
+    && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+# Copy requirements first for better caching
+COPY requirements.txt .
+RUN pip install -r requirements.txt gunicorn eventlet
+
+# Copy project files
+COPY . .
+
+# Expose port 5000
+EXPOSE 5000
+
+# Run with gunicorn
+CMD ["gunicorn", "--worker-class", "eventlet", "-w", "1", "--bind", "0.0.0.0:5000", "client:app"]