Added cypress testing.

cypress.config.js

@@ -0,0 +1,18 @@
+import { defineConfig } from "cypress";
+import vitePreprocessor from "cypress-vite";
+
+export default defineConfig({
+  e2e: {
+    setupNodeEvents(on, config) {
+      on("file:preprocessor", vitePreprocessor());
+    },
+    baseUrl: "http://localhost:5173",
+  },
+
+  component: {
+    devServer: {
+      framework: "react",
+      bundler: "vite",
+    },
+  },
+});