working containerized build

Dockerfile

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+FROM python:3.11-slim
+
+# Install ffmpeg (required for WAV→MP3 conversion)
+RUN apt-get update && apt-get install -y --no-install-recommends ffmpeg && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /app
+
+# Copy requirements first for better layer caching
+COPY requirements.txt .
+# Install all Python deps (torch glibc wheels work on Debian-slim)
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy application code
+COPY . .
+
+# Environment defaults (override at runtime as needed)
+ENV OLLAMA_URL=http://host.docker.internal:11434/api/generate
+ENV MODEL_NAME=gemma4:e2b
+ENV PORT=8080
+ENV POLL_INTERVAL=21600
+ENV DATA_DIR=/app/data
+ENV TTS_VOICE=af_heart
+
+# Create data directory structure
+RUN mkdir -p /app/data/audio
+
+EXPOSE 8080
+
+CMD ["python", "pipeline.py"]