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/predicate/isArrayLikeObject.mjs

@@ -0,0 +1,20 @@
+import { isArrayLike } from "./isArrayLike.mjs";
+import { isObjectLike } from "./isObjectLike.mjs";
+//#region src/compat/predicate/isArrayLikeObject.ts
+/**
+* Checks if the given value is a non-primitive, array-like object.
+*
+* @param value The value to check.
+* @returns `true` if the value is a non-primitive, array-like object, `false` otherwise.
+*
+* @example
+* isArrayLikeObject([1, 2, 3]); // true
+* isArrayLikeObject({ 0: 'a', length: 1 }); // true
+* isArrayLikeObject('abc'); // false
+* isArrayLikeObject(()=>{}); // false
+*/
+function isArrayLikeObject(value) {
+	return isObjectLike(value) && isArrayLike(value);
+}
+//#endregion
+export { isArrayLikeObject };