How to update Blockbook (for testnet and signet)

[jackielove4u]

The following were tested in Debian 9, some dependencies can be different in other distros

• systemctl stop blockbook-groestlcoin (for testnet: systemctl stop blockbook-groestlcoin-testnet and for signet: systemctl stop blockbook-groestlcoin-signet)
• systemctl stop backend-groestlcoin (for testnet: systemctl stop backend-groestlcoin-testnet and for signet: systemctl stop backend-groestlcoin-signet)
• cd blockbook
• git pull
• make deb-backend-groestlcoin deb-blockbook-groestlcoin (for testnet: make deb-backend-groestlcoin_testnet deb-blockbook-groestlcoin_testnet and for signet: make deb-backend-groestlcoin_signet deb-blockbook-groestlcoin_signet)
• cd build
• apt install ./blockbook-g*deb ./backend-g*deb -y
• systemctl start backend-groestlcoin (for testnet: systemctl start backend-groestlcoin-testnet and for signet: systemctl start backend-groestlcoin-signet)
• systemctl start blockbook-groestlcoin (for testnet: systemctl start blockbook-groestlcoin-testnet and for signet: systemctl start blockbook-groestlcoin-signet)