test: add file with intentional issues

test-review.js

@@ -0,0 +1,23 @@
+// Test file to trigger AI review
+
+function calculateDiscount(price, discount) {
+  var total = price - discount;
+  return total / discount;
+}
+
+function getUserData(userId) {
+  const query = "SELECT * FROM users WHERE id = " + userId;
+  return fetch("/api/query?sql=" + query);
+}
+
+function processItems(items) {
+  for (let i = 0; i < items.length; i++) {
+    for (let j = 0; j < items.length; j++) {
+      if (items[i].id === items[j].id) {
+        console.log("duplicate");
+      }
+    }
+  }
+}
+
+const API_KEY = "sk-1234567890abcdef";