Add settings page for managing forecasting API key and URL via UI

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

frontend/node_modules/es-toolkit/dist/array/uniqWith.d.mts

@@ -0,0 +1,19 @@
+//#region src/array/uniqWith.d.ts
+/**
+ * Returns a new array containing only the unique elements from the original array,
+ * based on the values returned by the comparator function.
+ *
+ * @template T - The type of elements in the array.
+ * @param arr - The array to process.
+ * @param areItemsEqual - The function used to compare the array elements.
+ * @returns A new array containing only the unique elements from the original array, based on the values returned by the comparator function.
+ *
+ * @example
+ * ```ts
+ * uniqWith([1.2, 1.5, 2.1, 3.2, 5.7, 5.3, 7.19], (a, b) => Math.abs(a - b) < 1);
+ * // [1.2, 3.2, 5.7, 7.19]
+ * ```
+ */
+declare function uniqWith<T>(arr: readonly T[], areItemsEqual: (item1: T, item2: T) => boolean): T[];
+//#endregion
+export { uniqWith };