Dockerfile

FROM debian:bullseye-slim

RUN apt-get update -y \
  && apt-get install -y curl procps procps jq xxd \
  && apt-get clean \
  && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

ARG TARGETPLATFORM
ARG BITCOIN_VERSION=28.1
ENV PATH=/opt/bitcoin-${BITCOIN_VERSION}/bin:$PATH

RUN set -ex \
  && if [ "${TARGETPLATFORM}" = "linux/amd64" ]; then export TARGETPLATFORM=x86_64-linux-gnu; fi \
  && if [ "${TARGETPLATFORM}" = "linux/arm64" ]; then export TARGETPLATFORM=aarch64-linux-gnu; fi \
  && if [ "${TARGETPLATFORM}" = "linux/arm/v7" ]; then export TARGETPLATFORM=arm-linux-gnueabihf; fi \
  && curl -SLO https://bitcoincore.org/bin/bitcoin-core-${BITCOIN_VERSION}/bitcoin-${BITCOIN_VERSION}-${TARGETPLATFORM}.tar.gz \
  && tar -xzf *.tar.gz -C /opt \
  && rm *.tar.gz \
  && rm -rf /opt/bitcoin-${BITCOIN_VERSION}/bin/bitcoin-qt

VOLUME ["/root/.bitcoin"]

RUN bitcoind -version | grep "Bitcoin Core version v${BITCOIN_VERSION}"

COPY wallet.sh wallet-health.sh /opt/

CMD ["bitcoind"]