https://konghq.com/blog/building-grpc-apis-with-rust https://www.youtube.com/watch?app=desktop&v=JkSa-qA2jnY
cargo new --bin demo
$ mkdir proto/
cd demo
cargo run --bin payment-server
cargo run --bin payment-clienthttps://konghq.com/blog/building-grpc-apis-with-rust https://www.youtube.com/watch?app=desktop&v=JkSa-qA2jnY
cargo new --bin demo
$ mkdir proto/
cd demo
cargo run --bin payment-server
cargo run --bin payment-client