FROM python:3.12-slim

# ffmpeg for audio extraction/embedding; deno is the JS runtime yt-dlp needs
# for YouTube (without it: "No supported JavaScript runtime" -> missing formats
# / HTTP 403). yt-dlp auto-detects deno on PATH.
RUN apt-get update \
    && apt-get install -y --no-install-recommends ffmpeg ca-certificates curl unzip \
    && arch="$(uname -m)" \
    && case "$arch" in \
         x86_64)  deno_arch=x86_64-unknown-linux-gnu ;; \
         aarch64) deno_arch=aarch64-unknown-linux-gnu ;; \
         *) echo "unsupported arch: $arch" >&2; exit 1 ;; \
       esac \
    && curl -fsSL "https://github.com/denoland/deno/releases/latest/download/deno-${deno_arch}.zip" -o /tmp/deno.zip \
    && unzip /tmp/deno.zip -d /usr/local/bin \
    && rm /tmp/deno.zip \
    && apt-get purge -y --auto-remove curl unzip \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app
COPY server/requirements.txt /app/server/requirements.txt
RUN pip install --no-cache-dir -r /app/server/requirements.txt

COPY musicfetch /app/musicfetch
COPY server /app/server

EXPOSE 6769
CMD ["sh", "-c", "uvicorn server.app:app --host 0.0.0.0 --port ${MUSICFETCH_PORT:-6769}"]