feat: add model

tests/quick_dev.rs

@@ -26,6 +26,16 @@ async fn test_quick_dev() -> Result<()> {
             )
         );
     req_login.await?.print().await?;
+    let req_login = hc.do_post(
+        "/api/login",
+        json!(
+            {
+                "username": "demo1",
+                "password": "demowrong"
+            }
+            )
+        );
+    req_login.await?.print().await?;
 
     hc.do_get("/hello2/mike").await?.print().await?;