feat: initial commit

vitest-setup-client.ts

@@ -0,0 +1,18 @@
+import "@testing-library/jest-dom/vitest";
+import { vi } from "vitest";
+
+// required for svelte5 + jsdom as jsdom does not support matchMedia
+Object.defineProperty(window, "matchMedia", {
+    writable: true,
+    enumerable: true,
+    value: vi.fn().mockImplementation((query) => ({
+        matches: false,
+        media: query,
+        onchange: null,
+        addEventListener: vi.fn(),
+        removeEventListener: vi.fn(),
+        dispatchEvent: vi.fn()
+    }))
+});
+
+// add more mocks here if you need them