This crate provides diesel integration with roa framework.
A context extension to access r2d2 pool asynchronously.
```rust use roa::{Context, Result}; use diesel::sqlite::SqliteConnection; use roa_diesel::{Pool, AsyncPool}; use diesel::r2d2::ConnectionManager;
struct State(Pool
impl AsRef
async fn get(ctx: Context
A context extension to execute diesel query asynchronously.
Refer to integration example for more use cases.