a simple reverse proxy server with an in memory cache possesing a TTL, to maintain the simplicity reverse proxy only expects GET requests to the index path ("/"). All the other request types return to 404 Not Found. If the GET request doesn't have the origin server as the query parameter, it returns to 400 Bad Request.
cargo run
Specify the origin server in the query parameters with a key of url
curl localhost:9000/?url=https://blockstream.info/api/blocks/0
cargo test