Dockerfile

FROM ubuntu:24.04

# Install all dependencies in one layer
RUN apt-get update && apt-get install -y --no-install-recommends \
    python3 python3-pip python3-dev \
    curl wget bash ca-certificates \
    zstd \
    && rm -rf /var/lib/apt/lists/*

# Install Ollama
RUN curl -fsSL https://ollama.ai/install.sh | sh

# Set working directory
WORKDIR /app

# Copy and install Python dependencies
COPY requirements.txt .
RUN pip3 install --break-system-packages --no-cache-dir -r requirements.txt

# Copy application code
COPY app.py .

# Create startup script
RUN cat > /app/entrypoint.sh << 'SCRIPT'
#!/bin/bash
set -e

echo "🚀 Starting Ollama server..."
/usr/bin/ollama serve > /tmp/ollama.log 2>&1 &
OLLAMA_PID=$!

echo "⏳ Waiting for Ollama to initialize..."
sleep 5

echo "📥 Pulling Mistral model (this may take a few minutes on first run)..."
timeout 600 /usr/bin/ollama pull mistral || echo "⚠️  Model pull timeout - will download on first request"

echo "🌐 Starting FastAPI server..."
exec python3 /app/app.py
SCRIPT

RUN chmod +x /app/entrypoint.sh

# Expose ports
EXPOSE 7860 11434

# Environment variables
ENV OLLAMA_HOST=0.0.0.0:11434
ENV PORT=7860
ENV PYTHONUNBUFFERED=1

# Run entrypoint
ENTRYPOINT []
CMD ["/app/entrypoint.sh"]