feat: Implement company offer submission page and success notification

- Added CompanyOffer component for submitting company offers with validation.
- Integrated email sending functionality upon form submission.
- Created a success page for company registration confirmation.
- Introduced a reusable SuccessNotification component for displaying success messages.
- Updated account update functionality with new fields and validation.
- Enhanced user experience with back button and logo components.
- Added necessary database migrations for account updates.

lib/validations/company-offer.schema.ts

@@ -0,0 +1,16 @@
+import { z } from 'zod';
+
+export const companyOfferSchema = z.object({
+  companyName: z.string({
+    required_error: 'Company name is required',
+  }),
+  contactPerson: z.string({
+    required_error: 'Contact person is required',
+  }),
+  email: z
+    .string({
+      required_error: 'Email is required',
+    })
+    .email('Invalid email'),
+  phone: z.string().optional(),
+});