admin: Superforms + Zod validation, three-address-defaults schema, profiles toast fix

- Add Superforms + Zod 4 for all admin form validation
- Replace address isDefault with three separate boolean defaults (Mailing, Billing, Shipping)
- Update profiles page with three-checkbox address form and toast improvements
- Convert all admin page server actions to pass request directly to crud
- Export superFormErrorsToFieldErrors helper for profiles server actions
- Regenerate Prisma client for new schema fields

src/lib/server/resend.ts

@@ -2,11 +2,11 @@
  * AUTHOR: Neil Clack
  * EMAIL: nclack@radiantwavetech.com
  * DATE: 07/06/2027
- * 
+ *
  * A server side library and client for Resend
  * Includes the Resend client, as well as functions
  * for different email scenarios.
- * 
+ *
  */
 import { Resend } from 'resend';
 import { RESEND_API_KEY, EMAIL_FROM, RESEND_TEMPLATE_ID } from '$env/static/private';
@@ -31,26 +31,26 @@ export const resend = new Resend(RESEND_API_KEY);
  * @throws {Error} If the Resend API call fails.
  */
 export async function sendMail(options: {
-    to: string;
-    subject?: string;
-    templateId?: string;
-    data?: Record<string, string | number>;
+	to: string;
+	subject?: string;
+	templateId?: string;
+	data?: Record<string, string | number>;
 }) {
-    const { to, subject, templateId, data } = options;
+	const { to, subject, templateId, data } = options;
 
-    const result = await resend.emails.send({
-        from: EMAIL_FROM,
-        to: [to],
-        subject: subject ?? 'Template Email',
-        template: {
-            id: templateId ?? RESEND_TEMPLATE_ID,
-            variables: data ?? {}
-        }
-    });
+	const result = await resend.emails.send({
+		from: EMAIL_FROM,
+		to: [to],
+		subject: subject ?? 'Template Email',
+		template: {
+			id: templateId ?? RESEND_TEMPLATE_ID,
+			variables: data ?? {}
+		}
+	});
 
-    if (result.error) {
-        throw new Error(result.error.message);
-    }
+	if (result.error) {
+		throw new Error(result.error.message);
+	}
 
-    return result.data;
-}
+	return result.data;
+}