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/string/deburr.mjs

@@ -0,0 +1,27 @@
+import { deburr as deburr$1 } from "../../string/deburr.mjs";
+import { toString } from "../util/toString.mjs";
+//#region src/compat/string/deburr.ts
+/**
+* Converts a string by replacing special characters and diacritical marks with their ASCII equivalents.
+* For example, "Crème brûlée" becomes "Creme brulee".
+*
+* @param str - The input string to be deburred.
+* @returns The deburred string with special characters replaced by their ASCII equivalents.
+*
+* @example
+* // Basic usage:
+* deburr('Æthelred') // returns 'Aethelred'
+*
+* @example
+* // Handling diacritical marks:
+* deburr('München') // returns 'Munchen'
+*
+* @example
+* // Special characters:
+* deburr('Crème brûlée') // returns 'Creme brulee'
+*/
+function deburr(str) {
+	return deburr$1(toString(str));
+}
+//#endregion
+export { deburr };