readme example typo
I believe `.build()` takes `&str`, but `env:var()` returns ` Result<String, VarError>`
@@ -163,7 +163,7 @@ async fn main() -> Result<(), sqlx::Error> {
// Create a connection pool
let pool = PgPool::builder()
.max_size(5) // maximum number of connections in the pool
- .build(env::var("DATABASE_URL")?).await?;
+ .build(&env::var("DATABASE_URL")?).await?;
// Make a simple query to return the given parameter
let row: (i64,) = sqlx::query_as("SELECT $1")
