feat(tui): TUI für Produktionsauftrag-Freigabe, Bestandsreservierung und Reservierungs-Freigabe

- ProductionOrderCreateScreen: Nach Anlage Freigabe per [F] mit Statusanzeige
- StockDetailScreen: Reservierungen-Tabelle, Menü für Reservieren/Freigeben
- ReserveStockScreen: Neues Formular (Referenztyp, Referenz-ID, Menge, Einheit, Priorität)
- API-Client: release(), reserveStock(), releaseReservation() Methoden
- Hooks: releaseProductionOrder(), reserveStock(), releaseReservation()
- Types: ReservationDTO, StockBatchAllocationDTO, ReserveStockRequest exportiert
- DB: Migration 027 erweitert chk_production_order_status um RELEASED

frontend/apps/cli/src/hooks/useStocks.ts

@@ -6,6 +6,7 @@ import type {
   CreateStockRequest,
   UpdateStockRequest,
   StockFilter,
+  ReserveStockRequest,
 } from '@effigenix/api-client';
 import { client } from '../utils/api-client.js';
 
@@ -123,6 +124,32 @@ export function useStocks() {
     }
   }, []);
 
+  const reserveStock = useCallback(async (stockId: string, request: ReserveStockRequest) => {
+    setState((s) => ({ ...s, loading: true, error: null }));
+    try {
+      const reservation = await client.stocks.reserveStock(stockId, request);
+      const stock = await client.stocks.getById(stockId);
+      setState((s) => ({ ...s, stock, loading: false, error: null }));
+      return reservation;
+    } catch (err) {
+      setState((s) => ({ ...s, loading: false, error: errorMessage(err) }));
+      return null;
+    }
+  }, []);
+
+  const releaseReservation = useCallback(async (stockId: string, reservationId: string) => {
+    setState((s) => ({ ...s, loading: true, error: null }));
+    try {
+      await client.stocks.releaseReservation(stockId, reservationId);
+      const stock = await client.stocks.getById(stockId);
+      setState((s) => ({ ...s, stock, loading: false, error: null }));
+      return true;
+    } catch (err) {
+      setState((s) => ({ ...s, loading: false, error: errorMessage(err) }));
+      return false;
+    }
+  }, []);
+
   const clearError = useCallback(() => {
     setState((s) => ({ ...s, error: null }));
   }, []);
@@ -137,6 +164,8 @@ export function useStocks() {
     removeBatch,
     blockBatch,
     unblockBatch,
+    reserveStock,
+    releaseReservation,
     clearError,
   };
 }