Initial FRIDAY Voice Console scaffold

Dockerfile

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+FROM python:3.12-slim
+
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    DATA_DIR=/data
+
+WORKDIR /app
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends curl \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY friday_voice ./friday_voice
+COPY web ./web
+
+RUN useradd -r -u 1024 -g users friday \
+    && mkdir -p /data \
+    && chown -R 1024:100 /data /app
+
+USER 1024:100
+
+EXPOSE 8320
+
+HEALTHCHECK --interval=30s --timeout=10s --retries=3 --start-period=20s \
+  CMD curl -fsS http://127.0.0.1:8320/health || exit 1
+
+CMD ["uvicorn", "friday_voice.app:app", "--host", "0.0.0.0", "--port", "8320"]