Rust_Examples_and_Notes/smart_contract_code/info.md

https://docs.substrate.io/tutorials/v3/ink-workshop/pt1/#running-a-substrate-smart-contracts-node

https://github.com/paritytech/ink/blob/v3.0.0-rc5/examples/flipper/lib.rs

cargo install cargo-contract --vers ^0.16 --force --locked cargo contract new flipper

cd Rust_Examples_and_Notes/smart_contract_code cargo +nightly test cargo +nightly contract build