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/function/delay.mjs

@@ -0,0 +1,34 @@
+import { toNumber } from "../util/toNumber.mjs";
+//#region src/compat/function/delay.ts
+/**
+* Invokes the specified function after a delay of the given number of milliseconds.
+* Any additional arguments are passed to the function when it is invoked.
+*
+* @param func - The function to delay.
+* @param wait - The number of milliseconds to delay the invocation.
+* @param args - The arguments to pass to the function when it is invoked.
+* @returns Returns the timer id.
+* @throws {TypeError} If the first argument is not a function.
+*
+* @example
+* // Example 1: Delayed function execution
+* const timerId = delay(
+*   (greeting, recipient) => {
+*     console.log(`${greeting}, ${recipient}!`);
+*   },
+*   1000,
+*   'Hello',
+*   'Alice'
+* );
+* // => 'Hello, Alice!' will be logged after one second.
+*
+* // Example 2: Clearing the timeout before execution
+* clearTimeout(timerId);
+* // The function will not be executed because the timeout was cleared.
+*/
+function delay(func, wait, ...args) {
+	if (typeof func !== "function") throw new TypeError("Expected a function");
+	return setTimeout(func, toNumber(wait) || 0, ...args);
+}
+//#endregion
+export { delay };