How to use

1. forge install

forge install OpenZeppelin/openzeppelin-contracts-upgradeable
forge install OpenZeppelin/openzeppelin-contracts

2. Add remappings.txt

@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/
@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/

3. add .env KEY=0x123 URL=

export $(grep -v '^#' .env | xargs)

4. run script setup owner first in CounterV1.s.sol

 forge script script/CounterV1.s.sol:CounterScript --rpc-url $URL --broadcast

setup proxy address

forge script script/Upgrade.s.sol:UpgradeScript --rpc-url $URL --broadcast  

5. reference https://www.rareskills.io/post/uups-proxy

https://github.com/OpenZeppelin/openzeppelin-contracts

https://github.com/OpenZeppelin/openzeppelin-contracts-upgradeable