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/unzip.js

@@ -0,0 +1,25 @@
+const require_unzip = require("../../array/unzip.js");
+const require_isArray = require("../predicate/isArray.js");
+const require_isArrayLikeObject = require("../predicate/isArrayLikeObject.js");
+//#region src/compat/array/unzip.ts
+/**
+* Gathers elements in the same position in an internal array
+* from a grouped array of elements and returns them as a new array.
+*
+* @template T - The type of elements in the nested array.
+* @param array - The nested array to unzip.
+* @returns A new array of unzipped elements.
+*
+* @example
+* const zipped = [['a', true, 1],['b', false, 2]];
+* const result = unzip(zipped);
+* // result will be [['a', 'b'], [true, false], [1, 2]]
+*/
+function unzip(array) {
+	if (!require_isArrayLikeObject.isArrayLikeObject(array) || !array.length) return [];
+	array = require_isArray.isArray(array) ? array : Array.from(array);
+	array = array.filter((item) => require_isArrayLikeObject.isArrayLikeObject(item));
+	return require_unzip.unzip(array);
+}
+//#endregion
+exports.unzip = unzip;