FROM node:22-alpine

# Lightweight build deps for any future native modules (qrcode is pure JS;
# baileys uses precompiled libsignal). git is needed by some pnpm workflows.
# Install pnpm globally via npm — avoids corepack's per-user cache that
# breaks when the container runs as a non-root host UID with HOME=/tmp.
RUN apk add --no-cache git python3 make g++ \
    && npm install -g pnpm@9.12.0

WORKDIR /workspace
ENV PNPM_HOME=/workspace/.pnpm-store
CMD ["tail", "-f", "/dev/null"]