// Polyfill ResizeObserver for jsdom/happy-dom if (typeof globalThis.ResizeObserver === "undefined") { globalThis.ResizeObserver = class ResizeObserver { observe() {} unobserve() {} disconnect() {} } as unknown as typeof globalThis.ResizeObserver; } const storage = new Map(); if ( typeof globalThis.localStorage === "undefined" || typeof globalThis.localStorage?.getItem !== "function" ) { Object.defineProperty(globalThis, "localStorage", { value: { getItem: (key: string) => storage.get(key) ?? null, setItem: (key: string, value: string) => { storage.set(key, String(value)); }, removeItem: (key: string) => { storage.delete(key); }, clear: () => { storage.clear(); }, key: (index: number) => Array.from(storage.keys())[index] ?? null, get length() { return storage.size; }, }, configurable: true, }); }