refactor: improve news and email handling, style, folder structure (#16)

components/email/Confirmation.tsx

@@ -0,0 +1,37 @@
+import Note from './components/Note';
+import Template from './Template';
+
+export default function ConfirmationTemplate(code: string) {
+  return {
+    subject: 'Welcome!',
+    template: (
+      <Template
+        title='Welcome!'
+        body={
+          <div style={{ fontSize: '1rem', color: '#4a5568' }}>
+            <p>Dear subscriber,</p>
+            <p style={{ marginTop: '0.5rem' }}>
+              thank you for subscribing to our newsletter! Please click the link
+              below to confirm your subscription.
+            </p>
+            <div
+              style={{
+                margin: '2rem 0',
+                display: 'flex',
+                justifyContent: 'center'
+              }}
+            >
+              <a href={`${process.env.HOME_URL}/confirmation?code=${code}`}>
+                {'Confirm subscription'}
+              </a>
+            </div>
+            <Note>
+              If you didn&apos;t subscribe to our newsletter, please ignore this
+              email.
+            </Note>
+          </div>
+        }
+      />
+    )
+  };
+}