init here

autotest/cases/case_04_users_login_failure.py

@@ -0,0 +1,14 @@
+TEST_NAME = "users:login failure"
+
+
+def run(context) -> None:
+    payload = {
+        context.K_USERNAME: context.teacher_username,
+        context.K_PASSWORD: "WrongPass",
+    }
+    status, _, _ = context.send_request(
+        "POST",
+        "/api/users/login",
+        body=payload,
+    )
+    context.expect(status == 401, f"expected 401, got {status}")