Made migration binary use tokio instead of async-std to reduce the amount of dependencies

migration/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "migration"
-version = "0.1.0"
+version = "0.2.0"
 edition = "2021"
 publish = false
 
@@ -9,14 +9,11 @@ name = "migration"
 path = "src/lib.rs"
 
 [dependencies]
-async-std = { version = "1", features = ["attributes", "tokio1"] }
+tokio = { version = "1.28.0", features = ["macros", "rt"] }
 
 [dependencies.sea-orm-migration]
 version = "0.11.0"
 features = [
-  # Enable at least one `ASYNC_RUNTIME` and `DATABASE_DRIVER` feature if you want to run migration via CLI.
-  # View the list of supported features at https://www.sea-ql.org/SeaORM/docs/install-and-config/database-and-async-runtime.
-  # e.g.
-  "runtime-tokio-rustls",  # `ASYNC_RUNTIME` feature
-  "sqlx-mysql",         # `DATABASE_DRIVER` feature
+  "runtime-tokio-rustls",
+  "sqlx-mysql",
 ]

migration/src/main.rs

@@ -1,6 +1,6 @@
 use sea_orm_migration::prelude::*;
 
-#[async_std::main]
+#[tokio::main(flavor = "current_thread")]
 async fn main() {
     cli::run_cli(migration::Migrator).await;
 }