Start adding service version of coster

src/bin/agent2/main.rs

@@ -0,0 +1,21 @@
+use sqlx::{
+    mssql::{MssqlConnectOptions, MssqlPoolOptions},
+    ConnectOptions,
+};
+
+#[tokio::main]
+async fn main() -> anyhow::Result<()> {
+    let user = "";
+    let password = "";
+    let host = "";
+    let database = "";
+    // USing sqlx: https://github.com/launchbadge/sqlx
+    let connection_string = format!("mssq://{}:{}@{}/{}", user, password, host, database);
+    let pool = MssqlPoolOptions::new()
+        .max_connections(20)
+        .connect(&connection_string)
+        .await?;
+    sqlx::query_as("")
+    connection.
+    Ok(())
+}