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/compat/array/uniq.js

@@ -0,0 +1,24 @@
+const require_uniq = require("../../array/uniq.js");
+const require_isArrayLike = require("../predicate/isArrayLike.js");
+//#region src/compat/array/uniq.ts
+/**
+* Creates a duplicate-free version of an array.
+*
+* This function takes an array and returns a new array containing only the unique values
+* from the original array, preserving the order of first occurrence.
+*
+* @template T - The type of elements in the array.
+* @param arr - The array to process.
+* @returns A new array with only unique values from the original array.
+*
+* @example
+* const array = [1, 2, 2, 3, 4, 4, 5];
+* const result = uniq(array);
+* // result will be [1, 2, 3, 4, 5]
+*/
+function uniq(arr) {
+	if (!require_isArrayLike.isArrayLike(arr)) return [];
+	return require_uniq.uniq(Array.from(arr));
+}
+//#endregion
+exports.uniq = uniq;