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The FundMe smart contract enables users to deposit funds in Wei, with the requirement that the amount must exceed a specified MINIMUM_USD value in USD. This project leverages Chainlink Data Feeds to convert the deposited Wei into its equivalent USD value. Subsequently, the contract owner has the ability to withdraw these funds.
The Raffle smart contract is a lottery that can be participated in by calling the enterRaffle() function and making a contribution in the amount of i_entranceFee. After some i_interval, ChainLink Automation will start the process of selecting a winner. The winner will be selected using ChainLink VRF.