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/noop.js

@@ -0,0 +1,13 @@
+//#region src/compat/function/noop.ts
+/**
+* A no-operation function that does nothing.
+* This can be used as a placeholder or default function.
+*
+* @example
+* noop(); // Does nothing
+*
+* @returns This function does not return anything.
+*/
+function noop(..._) {}
+//#endregion
+exports.noop = noop;