feat: more informatif log message and simplify task join

Cargo.toml

@@ -20,7 +20,7 @@ calamine = "0.24.0"
 tokio = { version = "1.37.0", features = ["rt-multi-thread", "macros"] }
 cuid = "1.3.2"
 clap = { version = "4.5.4", features = ["derive"] }
-anyhow = "1.0.81"
+anyhow = "1.0.82"
 sqlx = { version = "0.7", features = [
   "runtime-tokio",
   "tls-native-tls",

src/commands/clean.rs

@@ -1,21 +1,18 @@
-use tokio::try_join;
-
 use crate::db::{
     self,
     repository::{many_to_many::ManyToManyRepository, Repository},
 };
 
 pub async fn clean_handler() -> anyhow::Result<()> {
-    println!("Open db connection...");
     let pool = db::Database::create_connection().await?;
     println!("Clean up invalid foreign key");
     let many_to_many_repo = ManyToManyRepository::new(&pool);
-
-    try_join!(
+    tokio::try_join!(
         many_to_many_repo.drop_invalid_class_to_plan(),
         many_to_many_repo.drop_invalid_class_to_lecturer()
     )?;
     pool.close().await;
+    println!("Closing databse connection");
     println!("Done");
     Ok(())
 }