This repo is a code-along for:

Lesson: https://github.com/smartcontractkit/full-blockchain-solidity-course-js#lesson-16-hardhat-upgrades Original repo: https://github.com/PatrickAlphaC/hardhat-upgrades-fcc

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1. Deploy Box implementation with a Proxy (that points to Box)
2. Deploy BoxV2 implementation
3. Make Proxy point to BoxV2 instead of Box

OPTIONS: A. Deploy a proxy manually B. Use hardhat-deploy's built-in proxies C. Openzeppelin's upgrades plugin