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/util/cond.mjs

@@ -0,0 +1,22 @@
+import { isFunction } from "../../predicate/isFunction.mjs";
+import { iteratee } from "./iteratee.mjs";
+//#region src/compat/util/cond.ts
+function cond(pairs) {
+	const length = pairs.length;
+	const processedPairs = pairs.map((pair) => {
+		const predicate = pair[0];
+		const func = pair[1];
+		if (!isFunction(func)) throw new TypeError("Expected a function");
+		return [iteratee(predicate), func];
+	});
+	return function(...args) {
+		for (let i = 0; i < length; i++) {
+			const pair = processedPairs[i];
+			const predicate = pair[0];
+			const func = pair[1];
+			if (predicate.apply(this, args)) return func.apply(this, args);
+		}
+	};
+}
+//#endregion
+export { cond };