feat: paginate customer orders and polish the dashboard hero

Add paged orders API and infinite scroll, short order numbers, and align the guest invite card with the logged-in hero shell.

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/api/scripts/legacy-import/index.ts

@@ -1,5 +1,5 @@
 /**
- * Legacy system (MySQL `oapi`) → zartaj (PostgreSQL) data import.
+ * Legacy system (MySQL `oapi`) → tehran-taj (PostgreSQL) data import.
  *
  * The rules live in docs/DATA-MIGRATION-MAP.md; every step cites its section.
  *

apps/api/scripts/legacy-import/lib/context.ts

@@ -56,7 +56,7 @@ export class Report {
   }
 
   render(header: string[]): string {
-    const out: string[] = ['# legacy (oapi) → zartaj import report', '', ...header, ''];
+    const out: string[] = ['# legacy (oapi) → tehran-taj import report', '', ...header, ''];
     for (const [step, s] of this.sections) {
       out.push(`## ${step}`, '');
       if (s.counts.size) {