Add contact form, cookie banner, and update packages

This commit includes the addition of a contact form and a cookie banner to improve user experience and comply with regulations. The contact form involves email submission functionality. Several packages have also been updated and new routes have been added to the sitemap for better SEO. Environment variables have also been adjusted for email and contact form functionality.

apps/web/app/(marketing)/contact/_lib/contact-email.schema.ts

@@ -0,0 +1,7 @@
+import { z } from 'zod';
+
+export const ContactEmailSchema = z.object({
+  name: z.string().min(1).max(200),
+  email: z.string().email(),
+  message: z.string().min(1).max(5000),
+});

apps/web/app/(marketing)/contact/_lib/server/server-actions.ts

@@ -0,0 +1,51 @@
+'use server';
+
+import { z } from 'zod';
+
+import { getMailer } from '@kit/mailers';
+import { enhanceAction } from '@kit/next/actions';
+
+import { ContactEmailSchema } from '../contact-email.schema';
+
+const contactEmail = z
+  .string({
+    description: `The email where you want to receive the contact form submissions.`,
+    required_error:
+      'Contact email is required. Please use the environment variable CONTACT_EMAIL.',
+  })
+  .parse(process.env.CONTACT_EMAIL);
+
+const emailFrom = z
+  .string({
+    description: `The email sending address.`,
+    required_error:
+      'Sender email is required. Please use the environment variable EMAIL_SENDER.',
+  })
+  .parse(process.env.EMAIL_SENDER);
+
+export const sendContactEmail = enhanceAction(
+  async (data) => {
+    const mailer = await getMailer();
+
+    await mailer.sendEmail({
+      to: contactEmail,
+      from: emailFrom,
+      subject: 'Contact Form Submission',
+      html: `
+        <p>
+          You have received a new contact form submission.
+        </p>
+
+        <p>Name: ${data.name}</p>
+        <p>Email: ${data.email}</p>
+        <p>Message: ${data.message}</p>
+      `,
+    });
+
+    return {};
+  },
+  {
+    schema: ContactEmailSchema,
+    auth: false,
+  },
+);