Support Truthtrance No-Field shipment promises

game/shipment-expression-input.ts

@@ -24,6 +24,7 @@ export function shipmentExpressionInputError(value: ShipmentExpression): string
       ...('terms' in node && Array.isArray(node.terms) ? { terms: node.terms.map(structure) } : {}),
     };
     if ('constant' in node) return node;
+    if ('kind' in node && node.kind === 'noField') return node;
     // Keep the real territory for an exact sector so the shared parser checks
     // their relationship; territory-only draft editing retains its old rules.
     return { ...node, territory: Object.hasOwn(node, 'sector') && 'territory' in node