feat(tagumedica): la serie por defecto de SAP queda elegida en las solicitudes de inmovilizar y liberar

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

apps/web/src/app/features/client/lotes/lote-transfer.page.ts

@@ -177,7 +177,7 @@ export class LoteTransferPage {
       if (!rows.length) throw new Error(`No se encontró stock para el lote «${lot}»`);
       if (this.config.pickFrom && !rows.some((r) => r.WarehouseCode === this.fromWarehouse())) throw new Error(`El lote «${lot}» no tiene stock en el almacén ${this.fromWarehouse()}`);
       this.result.set({ lot, rows });
-      this.form.set(initialForm(this.config, todayIso()));
+      this.form.set(initialForm(this.config, todayIso(), this.defaultSeries.value() ?? null));
       this.message.set(null);
     } catch (e) {
       this.message.set({ kind: 'err', text: e instanceof Error && !('status' in e) ? e.message : apiErrorMessage(e) });
@@ -226,6 +226,8 @@ export class LoteTransferPage {
   protected readonly catalogs = resource({ loader: () => this.api.catalogs() });
   protected readonly options = computed(() => this.catalogs.value() ?? { movimientoInventario: [], tipoOperacion: [], tipoDespacho: [], movimientoAlmacen: [] });
   protected readonly series = resource({ loader: () => this.api.series().catch(() => []) });
+  /** La serie por defecto de SAP: queda elegida al buscar el lote (se puede cambiar o dejar en blanco). */
+  private readonly defaultSeries = resource({ loader: () => this.api.defaultSeries().catch(() => null) });
 
   protected readonly problems = computed(() => {
     const f = this.form();