serai/orchestration/coins/bitcoin/Dockerfile.bitcoin

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FROM alpine:latest as bitcoin
ENV BITCOIN_VERSION=26.0
RUN apk --no-cache add git gnupg
# Download Bitcoin
RUN wget https://bitcoincore.org/bin/bitcoin-core-${BITCOIN_VERSION}/bitcoin-${BITCOIN_VERSION}-$(uname -m)-linux-gnu.tar.gz \
&& wget https://bitcoincore.org/bin/bitcoin-core-${BITCOIN_VERSION}/SHA256SUMS \
&& wget https://bitcoincore.org/bin/bitcoin-core-${BITCOIN_VERSION}/SHA256SUMS.asc
# Verify all sigs and check for a valid signature from laanwj -- 71A3
RUN git clone https://github.com/bitcoin-core/guix.sigs && \
cd guix.sigs/builder-keys && \
find . -iname '*.gpg' -exec gpg --import {} \; && \
gpg --verify --status-fd 1 --verify ../../SHA256SUMS.asc ../../SHA256SUMS | grep "^\[GNUPG:\] VALIDSIG.*71A3B16735405025D447E8F274810B012346C9A6"
RUN grep bitcoin-${BITCOIN_VERSION}-$(uname -m)-linux-gnu.tar.gz SHA256SUMS | sha256sum -c
# Prepare Image
RUN tar xzvf bitcoin-${BITCOIN_VERSION}-$(uname -m)-linux-gnu.tar.gz
RUN mv bitcoin-${BITCOIN_VERSION}/bin/bitcoind .