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/object/mapKeys.mjs

@@ -0,0 +1,28 @@
+import { identity } from "../../function/identity.mjs";
+import { mapKeys as mapKeys$1 } from "../../object/mapKeys.mjs";
+import { iteratee } from "../util/iteratee.mjs";
+//#region src/compat/object/mapKeys.ts
+/**
+* Creates a new object with the same values as the given object, but with keys generated
+* by running each own enumerable property of the object through the iteratee function.
+*
+* @template T - The type of the object.
+* @template K1 - The type of the keys in the object.
+* @template K2 - The type of the new keys generated by the iteratee function.
+*
+* @param object - The object to iterate over.
+* @param [getNewKey] - The function invoked per own enumerable property, or a path to generate new keys.
+* @returns Returns the new mapped object.
+*
+* @example
+* // Example usage:
+* const obj = { a: 1, b: 2 };
+* const result = mapKeys(obj, (value, key) => key + value);
+* console.log(result); // { a1: 1, b2: 2 }
+*/
+function mapKeys(object, getNewKey = identity) {
+	if (object == null) return {};
+	return mapKeys$1(object, iteratee(getNewKey));
+}
+//#endregion
+export { mapKeys };