chore: initial commit

components/Application/__test__/Main.test.tsx

@@ -0,0 +1,10 @@
+import { render } from '@testing-library/react'
+
+import { Main } from '../Main'
+
+describe('<Main />', () => {
+  it('should render', async () => {
+    const { getByText } = render(<Main>Content</Main>)
+    expect(getByText('Content')).toBeInTheDocument()
+  })
+})