feat(tui): Create-Screen für Produktionsaufträge

Types, API-Client Resource, Hook und TUI-Screen für den neuen
POST /api/production/production-orders Endpoint. Menüeintrag
im Produktionsmenü ergänzt.

frontend/apps/cli/src/components/production/ProductionMenu.tsx

@@ -12,6 +12,7 @@ interface MenuItem {
 const MENU_ITEMS: MenuItem[] = [
   { label: 'Rezepte', screen: 'recipe-list', description: 'Rezepte anlegen und verwalten' },
   { label: 'Chargen', screen: 'batch-list', description: 'Produktionschargen planen, starten und abschließen' },
+  { label: 'Produktionsaufträge', screen: 'production-order-create', description: 'Produktionsauftrag anlegen' },
 ];
 
 export function ProductionMenu() {

frontend/apps/cli/src/components/production/ProductionOrderCreateScreen.tsx

@@ -0,0 +1,229 @@
+import React, { useEffect, useState } from 'react';
+import { Box, Text, useInput } from 'ink';
+import { useNavigation } from '../../state/navigation-context.js';
+import { useProductionOrders } from '../../hooks/useProductionOrders.js';
+import { useRecipes } from '../../hooks/useRecipes.js';
+import { FormInput } from '../shared/FormInput.js';
+import { LoadingSpinner } from '../shared/LoadingSpinner.js';
+import { ErrorDisplay } from '../shared/ErrorDisplay.js';
+import { UOM_VALUES, UOM_LABELS, PRIORITY_LABELS } from '@effigenix/api-client';
+import type { UoM, Priority, RecipeSummaryDTO } from '@effigenix/api-client';
+
+type Field = 'recipe' | 'quantity' | 'unit' | 'plannedDate' | 'priority' | 'notes';
+const FIELDS: Field[] = ['recipe', 'quantity', 'unit', 'plannedDate', 'priority', 'notes'];
+
+const FIELD_LABELS: Record<Field, string> = {
+  recipe: 'Rezept (↑↓ auswählen)',
+  quantity: 'Geplante Menge *',
+  unit: 'Mengeneinheit * (←→ wechseln)',
+  plannedDate: 'Geplantes Datum * (YYYY-MM-DD)',
+  priority: 'Priorität (←→ wechseln)',
+  notes: 'Notizen (optional)',
+};
+
+const PRIORITY_VALUES: Priority[] = ['LOW', 'NORMAL', 'HIGH', 'URGENT'];
+
+export function ProductionOrderCreateScreen() {
+  const { back } = useNavigation();
+  const { createProductionOrder, loading, error, clearError } = useProductionOrders();
+  const { recipes, fetchRecipes } = useRecipes();
+
+  const [quantity, setQuantity] = useState('');
+  const [uomIdx, setUomIdx] = useState(0);
+  const [plannedDate, setPlannedDate] = useState('');
+  const [priorityIdx, setPriorityIdx] = useState(1); // NORMAL default
+  const [notes, setNotes] = useState('');
+  const [recipeIdx, setRecipeIdx] = useState(0);
+  const [activeField, setActiveField] = useState<Field>('recipe');
+  const [fieldErrors, setFieldErrors] = useState<Partial<Record<Field, string>>>({});
+  const [success, setSuccess] = useState(false);
+
+  useEffect(() => {
+    void fetchRecipes('ACTIVE');
+  }, [fetchRecipes]);
+
+  const handleSubmit = async () => {
+    const errors: Partial<Record<Field, string>> = {};
+    if (recipes.length === 0) errors.recipe = 'Kein aktives Rezept verfügbar.';
+    if (!quantity.trim()) errors.quantity = 'Menge ist erforderlich.';
+    if (!plannedDate.trim() || !/^\d{4}-\d{2}-\d{2}$/.test(plannedDate)) errors.plannedDate = 'Format: YYYY-MM-DD';
+    setFieldErrors(errors);
+    if (Object.keys(errors).length > 0) return;
+
+    const recipe = recipes[recipeIdx] as RecipeSummaryDTO;
+    const result = await createProductionOrder({
+      recipeId: recipe.id,
+      plannedQuantity: quantity.trim(),
+      plannedQuantityUnit: UOM_VALUES[uomIdx] as string,
+      plannedDate: plannedDate.trim(),
+      priority: PRIORITY_VALUES[priorityIdx] as string,
+      ...(notes.trim() ? { notes: notes.trim() } : {}),
+    });
+    if (result) setSuccess(true);
+  };
+
+  const handleFieldSubmit = (field: Field) => (_value: string) => {
+    const idx = FIELDS.indexOf(field);
+    if (idx < FIELDS.length - 1) {
+      setActiveField(FIELDS[idx + 1] ?? field);
+    } else {
+      void handleSubmit();
+    }
+  };
+
+  useInput((_input, key) => {
+    if (loading) return;
+
+    if (success) {
+      if (key.return || key.escape) back();
+      return;
+    }
+
+    if (activeField === 'recipe') {
+      if (key.upArrow) setRecipeIdx((i) => Math.max(0, i - 1));
+      if (key.downArrow) setRecipeIdx((i) => Math.min(recipes.length - 1, i + 1));
+      if (key.return || key.tab) setActiveField('quantity');
+      if (key.escape) back();
+      return;
+    }
+
+    if (activeField === 'unit') {
+      if (key.leftArrow || key.rightArrow) {
+        const dir = key.rightArrow ? 1 : -1;
+        setUomIdx((i) => (i + dir + UOM_VALUES.length) % UOM_VALUES.length);
+        return;
+      }
+      if (key.return) {
+        handleFieldSubmit('unit')('');
+        return;
+      }
+    }
+
+    if (activeField === 'priority') {
+      if (key.leftArrow || key.rightArrow) {
+        const dir = key.rightArrow ? 1 : -1;
+        setPriorityIdx((i) => (i + dir + PRIORITY_VALUES.length) % PRIORITY_VALUES.length);
+        return;
+      }
+      if (key.return) {
+        handleFieldSubmit('priority')('');
+        return;
+      }
+    }
+
+    if (key.tab || key.downArrow) {
+      setActiveField((f) => {
+        const idx = FIELDS.indexOf(f);
+        return FIELDS[(idx + 1) % FIELDS.length] ?? f;
+      });
+    }
+    if (key.upArrow) {
+      setActiveField((f) => {
+        const idx = FIELDS.indexOf(f);
+        return FIELDS[(idx - 1 + FIELDS.length) % FIELDS.length] ?? f;
+      });
+    }
+    if (key.escape) back();
+  });
+
+  if (loading) {
+    return (
+      <Box flexDirection="column" alignItems="center" paddingY={2}>
+        <LoadingSpinner label="Produktionsauftrag wird erstellt..." />
+      </Box>
+    );
+  }
+
+  if (success) {
+    return (
+      <Box flexDirection="column" gap={1} paddingY={1}>
+        <Text color="green" bold>Produktionsauftrag erfolgreich erstellt!</Text>
+        <Text color="gray" dimColor>Enter/Escape zum Zurückkehren</Text>
+      </Box>
+    );
+  }
+
+  const uomLabel = UOM_LABELS[UOM_VALUES[uomIdx] as UoM] ?? UOM_VALUES[uomIdx];
+  const priorityLabel = PRIORITY_LABELS[PRIORITY_VALUES[priorityIdx] as Priority] ?? PRIORITY_VALUES[priorityIdx];
+
+  return (
+    <Box flexDirection="column" gap={1}>
+      <Text color="cyan" bold>Neuen Produktionsauftrag anlegen</Text>
+      {error && <ErrorDisplay message={error} onDismiss={clearError} />}
+
+      <Box flexDirection="column" gap={1} width={60}>
+        {/* Recipe selector */}
+        <Box flexDirection="column">
+          <Text color={activeField === 'recipe' ? 'cyan' : 'gray'}>{FIELD_LABELS.recipe}</Text>
+          {fieldErrors.recipe && <Text color="red">{fieldErrors.recipe}</Text>}
+          <Box flexDirection="column" borderStyle="round" borderColor={activeField === 'recipe' ? 'cyan' : 'gray'} paddingX={1}>
+            {recipes.length === 0 ? (
+              <Text color="gray" dimColor>Keine aktiven Rezepte gefunden.</Text>
+            ) : (
+              recipes.slice(Math.max(0, recipeIdx - 3), recipeIdx + 4).map((r, i) => {
+                const actualIdx = Math.max(0, recipeIdx - 3) + i;
+                const isSelected = actualIdx === recipeIdx;
+                return (
+                  <Text key={r.id} color={isSelected ? 'cyan' : 'white'}>
+                    {isSelected ? '▶ ' : '  '}{r.name} (v{r.version})
+                  </Text>
+                );
+              })
+            )}
+          </Box>
+        </Box>
+
+        {/* Quantity */}
+        <FormInput
+          label={FIELD_LABELS.quantity}
+          value={quantity}
+          onChange={setQuantity}
+          onSubmit={handleFieldSubmit('quantity')}
+          focus={activeField === 'quantity'}
+          {...(fieldErrors.quantity ? { error: fieldErrors.quantity } : {})}
+        />
+
+        {/* Unit */}
+        <Box flexDirection="column">
+          <Text color={activeField === 'unit' ? 'cyan' : 'gray'}>
+            {FIELD_LABELS.unit}: <Text bold color="white">{activeField === 'unit' ? `< ${uomLabel} >` : uomLabel}</Text>
+          </Text>
+        </Box>
+
+        {/* Planned Date */}
+        <FormInput
+          label={FIELD_LABELS.plannedDate}
+          value={plannedDate}
+          onChange={setPlannedDate}
+          onSubmit={handleFieldSubmit('plannedDate')}
+          focus={activeField === 'plannedDate'}
+          placeholder="2026-03-01"
+          {...(fieldErrors.plannedDate ? { error: fieldErrors.plannedDate } : {})}
+        />
+
+        {/* Priority */}
+        <Box flexDirection="column">
+          <Text color={activeField === 'priority' ? 'cyan' : 'gray'}>
+            {FIELD_LABELS.priority}: <Text bold color="white">{activeField === 'priority' ? `< ${priorityLabel} >` : priorityLabel}</Text>
+          </Text>
+        </Box>
+
+        {/* Notes */}
+        <FormInput
+          label={FIELD_LABELS.notes}
+          value={notes}
+          onChange={setNotes}
+          onSubmit={handleFieldSubmit('notes')}
+          focus={activeField === 'notes'}
+          placeholder="Optionale Notizen..."
+        />
+      </Box>
+
+      <Box marginTop={1}>
+        <Text color="gray" dimColor>
+          Tab/↑↓ Feld wechseln · ←→ Einheit/Priorität · Enter bestätigen/speichern · Escape Abbrechen
+        </Text>
+      </Box>
+    </Box>
+  );
+}