feat: Add support for cypress and vitest

Signed-off-by: Avior <github@avior.me>

cypress/e2e/index.cy.ts

@@ -0,0 +1,5 @@
+it('titles are correct', () => {
+	const page = cy.visit('http://localhost:3000');
+
+	page.get('h1').should('have.text', 'Welcome to Astro');
+});