Mongodb hosted chess opening book. Under construction.
```rust use dotenv::dotenv; use std::env;
use mongobook::mongobook::*;
async fn main() -> Result<(), Box
println!("mongobook, under construction");
println!("mongodb uri {}", env::var("MONGODB_URI").unwrap());
let client = connect().await?;
println!("mongo client {:?}", client);
Ok(())
}
```