= UseCase06 - Leave a client review
** Initiating actor: Client **
== Description
A logged-in client can submit a review about another user in the system.
== Scenario
1. Client opens a target user profile.
{{{
SELECT user_id, username, name, surname
FROM users
WHERE user_id = $1;
}}}
2. Clicks the "Leave review" button.
3. Client enters rating, comment and submits.
{{{
BEGIN;

INSERT INTO reviews (reviewer_id, rating, comment, created_at)
VALUES ($1, $2, $3, NOW())
RETURNING review_id;

INSERT INTO user_reviews (review_id, target_user_id)
VALUES ($4, $5);

COMMIT;
}}}