feat: log outbound SMS and show history in compose modal

Persist manual, campaign, and automation SMS; expose history APIs for people and leads.

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

apps/api/src/outbound-sms/outbound-sms.module.ts

@@ -0,0 +1,9 @@
+import { Global, Module } from '@nestjs/common';
+import { OutboundSmsLogService } from './outbound-sms-log.service';
+
+@Global()
+@Module({
+  providers: [OutboundSmsLogService],
+  exports: [OutboundSmsLogService],
+})
+export class OutboundSmsModule {}