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/math/ceil.mjs

@@ -0,0 +1,19 @@
+import { decimalAdjust } from "../_internal/decimalAdjust.mjs";
+//#region src/compat/math/ceil.ts
+/**
+* Computes number rounded up to precision.
+*
+* @param number The number to round up.
+* @param precision The precision to round up to.
+* @returns Returns the rounded up number.
+*
+* @example
+* ceil(4.006); // => 5
+* ceil(6.004, 2); // => 6.01
+* ceil(6040, -2); // => 6100
+*/
+function ceil(number, precision = 0) {
+	return decimalAdjust("ceil", number, precision);
+}
+//#endregion
+export { ceil };