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/matches.d.ts

@@ -0,0 +1,30 @@
+//#region src/compat/predicate/matches.d.ts
+/**
+ * Creates a function that performs a deep comparison between a given target and the source object.
+ *
+ * @template T
+ * @param source - The source object to create the matcher from.
+ * @returns Returns a function that takes a target object and returns `true` if the target matches the source, otherwise `false`.
+ *
+ * @example
+ * const matcher = matches({ a: 1, b: 2 });
+ * matcher({ a: 1, b: 2, c: 3 }); // true
+ * matcher({ a: 1, c: 3 }); // false
+ */
+declare function matches<T>(source: T): (value: any) => boolean;
+/**
+ * Creates a function that performs a deep comparison between a given target and the source object.
+ *
+ * @template T
+ * @template V
+ * @param source - The source object to create the matcher from.
+ * @returns Returns a function that takes a target object and returns `true` if the target matches the source, otherwise `false`.
+ *
+ * @example
+ * const matcher = matches<{ a: number }, { a: number; b?: number }>({ a: 1 });
+ * matcher({ a: 1, b: 2 }); // true
+ * matcher({ a: 2 }); // false
+ */
+declare function matches<T, V>(source: T): (value: V) => boolean;
+//#endregion
+export { matches };