Address Book dApp

Used Techniques

Hardhat

Nested Mappings

Learned

Hardhat/Solidity

I have learned about Nested Mappings: https://www.alchemy.com/overviews/solidity-mapping
You can't directly check if a type string is empty in Solidity, instead we need to convert the string into a type bytes and check its length.

Libraries Used

Phosphor-icons: Icon pack for React
React-Modal: Library for handling Modals in React
@metamask/jazzicon: Avatar's for wallet addresses as used by Metamask
Framer-Motion: Library to animate elements with