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/valuesIn.d.ts

@@ -0,0 +1,27 @@
+//#region src/compat/object/valuesIn.d.ts
+/**
+ * Retrieves the values from an object, including those inherited from its prototype.
+ *
+ * @template T
+ * @param object - The object to query.
+ * @returns Returns an array of property values.
+ *
+ * @example
+ * const obj = { a: 1, b: 2, c: 3 };
+ * valuesIn(obj); // => [1, 2, 3]
+ */
+declare function valuesIn<T>(object: Record<string, T> | Record<number, T> | ArrayLike<T> | null | undefined): T[];
+/**
+ * Retrieves the values from an object, including those inherited from its prototype.
+ *
+ * @template T
+ * @param object - The object to query.
+ * @returns Returns an array of property values.
+ *
+ * @example
+ * const obj = { a: 1, b: 2, c: 3 };
+ * valuesIn(obj); // => [1, 2, 3]
+ */
+declare function valuesIn<T extends object>(object: T | null | undefined): Array<T[keyof T]>;
+//#endregion
+export { valuesIn };