feat: add Office Contact settings page and reorder Advanced sidebar

- Add OfficeContact Prisma model with receptionist name, dentist name, phone, email, fax fields
- Create GET/PUT /api/office-contact backend route and storage
- Add OfficeContactCard frontend component under Settings > Advanced
- Reorder Advanced sidebar: Office Hours → Office Contact → Twilio Settings → Google AI Settings

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/Frontend/src/pages/settings-page.tsx

@@ -16,6 +16,7 @@ import { ProgramBridgeTable } from "@/components/settings/program-bridge-table";
 import { TwilioSettingsCard } from "@/components/settings/twilio-settings-card";
 import { AiSettingsCard } from "@/components/settings/ai-settings-card";
 import { OfficeHoursCard } from "@/components/settings/office-hours-card";
+import { OfficeContactCard } from "@/components/settings/office-contact-card";
 
 type SectionId =
   | "staff"
@@ -26,7 +27,8 @@ type SectionId =
   | "programs"
   | "twilio"
   | "ai"
-  | "officehours";
+  | "officehours"
+  | "officecontact";
 
 export default function SettingsPage() {
   const { toast } = useToast();
@@ -256,6 +258,9 @@ export default function SettingsPage() {
       case "officehours":
         return <OfficeHoursCard />;
 
+      case "officecontact":
+        return <OfficeContactCard />;
+
       default:
         return null;
     }