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/isArrayBuffer.mjs

@@ -0,0 +1,24 @@
+import { isArrayBuffer as isArrayBuffer$1 } from "../../predicate/isArrayBuffer.mjs";
+//#region src/compat/predicate/isArrayBuffer.ts
+/**
+* Checks if a given value is `ArrayBuffer`.
+*
+* This function can also serve as a type predicate in TypeScript, narrowing the type of the argument to `ArrayBuffer`.
+*
+* @param value The value to check if it is a `ArrayBuffer`.
+* @returns Returns `true` if `value` is a `ArrayBuffer`, else `false`.
+*
+* @example
+* const value1 = new ArrayBuffer();
+* const value2 = new Array();
+* const value3 = new Map();
+*
+* console.log(isArrayBuffer(value1)); // true
+* console.log(isArrayBuffer(value2)); // false
+* console.log(isArrayBuffer(value3)); // false
+*/
+function isArrayBuffer(value) {
+	return isArrayBuffer$1(value);
+}
+//#endregion
+export { isArrayBuffer };