1. Relative Stability Anchored or pegged -> 1.00$

   1. Chainlink Pricefeed.
   2. Set a function to exchange ETH & BTC -> $$

2. Stability Mecanism (Minting): Algorithmic (Decentralized)

   1. peopole can only mint the stablecoin with enough collateral(coded)

3. collateral: Exogenous (Crypto)

   1. wETH
   2. wBTC

-calculate health factor function -set health factor if debt is 0 -Added a bunch of view function

3. what are our invariants/proprerties?

Foundry

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

Foundry consists of:

• Forge: Ethereum testing framework (like Truffle, Hardhat and DappTools).
• Cast: Swiss army knife for interacting with EVM smart contracts, sending transactions and getting chain data.
• Anvil: Local Ethereum node, akin to Ganache, Hardhat Network.
• Chisel: Fast, utilitarian, and verbose solidity REPL.

Documentation

https://book.getfoundry.sh/

Usage

Build

$ forge build

Test

$ forge test

Format

$ forge fmt

Gas Snapshots

$ forge snapshot

Anvil

$ anvil

Deploy

$ forge script script/Counter.s.sol:CounterScript --rpc-url <your_rpc_url> --private-key <your_private_key>

Cast

$ cast <subcommand>

Help

$ forge --help
$ anvil --help
$ cast --help