Index: node_modules/es-toolkit/dist/math/sumBy.js
===================================================================
--- node_modules/es-toolkit/dist/math/sumBy.js	(revision a762898ecd37a452c782821d4c2c4955c6ed2521)
+++ node_modules/es-toolkit/dist/math/sumBy.js	(revision a762898ecd37a452c782821d4c2c4955c6ed2521)
@@ -0,0 +1,13 @@
+'use strict';
+
+Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
+
+function sumBy(items, getValue) {
+    let result = 0;
+    for (let i = 0; i < items.length; i++) {
+        result += getValue(items[i], i);
+    }
+    return result;
+}
+
+exports.sumBy = sumBy;