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/string/pascalCase.mjs

@@ -0,0 +1,22 @@
+import { capitalize } from "./capitalize.mjs";
+import { words } from "./words.mjs";
+//#region src/string/pascalCase.ts
+/**
+* Converts a string to Pascal case.
+*
+* Pascal case is the naming convention in which each word is capitalized and concatenated without any separator characters.
+*
+* @param str - The string that is to be changed to pascal case.
+* @returns The converted string to Pascal case.
+*
+* @example
+* const convertedStr1 = pascalCase('pascalCase') // returns 'PascalCase'
+* const convertedStr2 = pascalCase('some whitespace') // returns 'SomeWhitespace'
+* const convertedStr3 = pascalCase('hyphen-text') // returns 'HyphenText'
+* const convertedStr4 = pascalCase('HTTPRequest') // returns 'HttpRequest'
+*/
+function pascalCase(str) {
+	return words(str).map((word) => capitalize(word)).join("");
+}
+//#endregion
+export { pascalCase };