feat(api): módulo de consultas de solo lectura a la base de SAP (HANA con hdb): consultas registradas con parámetros con nombre, cola, auditoría y extensión por cliente

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>

apps/api/src/sapdb/sapdb.module.ts

@@ -0,0 +1,36 @@
+import { Module } from '@nestjs/common';
+import { AuditModule } from '../audit/audit.module.js';
+import { AppConfigService } from '../config/app-config.service.js';
+import { PermissionsModule } from '../permissions/permissions.module.js';
+import { HanaAdapter } from './hana.adapter.js';
+import { SapDbController } from './sapdb.controller.js';
+import { SapDbService } from './sapdb.service.js';
+import { SAPDB_ADAPTER, type SapDbAdapter } from './sapdb.types.js';
+
+/** Consultas de solo lectura a la base de SAP B1 (hoy HANA): su propia cola y sus propias consultas registradas. */
+@Module({
+  imports: [AuditModule, PermissionsModule],
+  controllers: [SapDbController],
+  providers: [
+    {
+      provide: SAPDB_ADAPTER,
+      inject: [AppConfigService],
+      // sin motor configurado no hay adaptador: el servicio responde 503 y el resto de la API sigue igual
+      useFactory: (config: AppConfigService): SapDbAdapter | null =>
+        config.get('SAPDB_ENGINE') === 'hana'
+          ? new HanaAdapter({
+              host: config.get('SAPDB_HOST')!,
+              port: config.get('SAPDB_PORT'),
+              user: config.get('SAPDB_USER')!,
+              password: config.get('SAPDB_PASSWORD')!,
+              schema: config.get('SAPDB_SCHEMA')!,
+              tls: config.get('SAPDB_TLS'),
+              caFile: config.get('SAPDB_CA_FILE'),
+              verifySsl: config.get('SAPDB_VERIFY_SSL'),
+            })
+          : null,
+    },
+    SapDbService,
+  ],
+})
+export class SapDbModule {}