BITCOIN_VERSION="28.1"
BITCOIN_URL="https://bitcoin.org/bin/bitcoin-core-28.1/bitcoin-28.1-x86_64-linux-gnu.tar.gz"
BITCOIN_SHA256="07f77afd326639145b9ba9562912b2ad2ccec47b8a305bd075b4f4cb127b7ed7"

# install bitcoin binaries
cd /tmp
wget -O bitcoin.tar.gz "$BITCOIN_URL"
echo "$BITCOIN_SHA256 bitcoin.tar.gz" | sha256sum -c - && \
mkdir bin && \
sudo tar -xzvf bitcoin.tar.gz -C /usr/local/bin --strip-components=2 "bitcoin-$BITCOIN_VERSION/bin/bitcoin-cli" "bitcoin-$BITCOIN_VERSION/bin/bitcoind"
rm bitcoin.tar.gz