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Rama master · réplica de lectura del repositorio original.

# Development Dockerfile - Server only (no Flutter build, no multiplatform)
# Much faster builds for backend development

# Stage 1: Build the Go server
FROM golang:1.23 AS go_builder

# Install build dependencies including audio libraries for malgo
RUN apt-get update && apt-get install -y \
    bash \
    git \
    gcc \
    libasound2-dev \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# Copy go mod files first for better caching
COPY go.mod go.sum ./
RUN go mod download

# Copy the Go app source
COPY server/ ./server/

# Build the Go application (single platform, no cross-compilation)
# CGO_ENABLED=1 for audio libraries like malgo
RUN CGO_ENABLED=1 go build -v -o sumika-server ./server

# Stage 2: Create the final runtime image using Debian
FROM debian:bookworm-slim

# Install runtime dependencies
RUN apt-get update && apt-get install -y \
    ca-certificates \
    nodejs \
    npm \
    python3 \
    python3-pip \
    python3-venv \
    libasound2 \
    portaudio19-dev \
    ffmpeg \
    wget \
    libasound2-dev \
    libpulse-dev \
    libjack-jackd2-dev \
    alsa-utils \
    pulseaudio-utils \
    && ln -s /usr/bin/python3 /usr/bin/python \
    && rm -rf /var/lib/apt/lists/*
# Create Python virtual environment and install packages
# RUN python3 -m venv /opt/venv
# ENV PATH="/opt/venv/bin:$PATH"

# Install PyTorch with CUDA support first
# RUN pip install --no-cache-dir \
#     torch \
#     torchaudio \
#     --index-url https://download.pytorch.org/whl/cu121

# Install other packages
RUN pip install --break-system-packages --no-cache-dir \
    "numpy<2" \
    faster-whisper \
    pyaudio \
    soundfile \
    openwakeword \
    librosa \
    pydub

# Create a non-root user to run the app
RUN useradd -m -u 1000 appuser
RUN chown -R appuser /usr/local/lib/python3.11/dist-packages/
USER appuser


WORKDIR /app

# Copy the compiled Go binary from the builder stage
COPY --chown=appuser --from=go_builder /app/sumika-server /app/

# Copy server assets (scene images, etc.) from the builder stage where we have the full source
COPY --chown=appuser --from=go_builder /app/server/assets /app/assets

# Run /app/assets/voice/preload.py
RUN python /app/assets/voice/preload.py

# Copy device metadata script and install dependencies
COPY device-metadata-script/ /app/device-metadata-script/
USER root
WORKDIR /app/device-metadata-script
RUN npm install --production
WORKDIR /app
USER appuser

# Expose the port the server listens on
EXPOSE 8081

# Run the server
CMD ["/app/sumika-server"]