feat(ECR-015): RedemptionCode 兑换码并 Closed

批次生成/作废、C 端兑码延长会员；admin-h5 /codes。
Loop continuous。Next：ECR-016 UserIntelligence。

Co-authored-by: Cursor <cursoragent@cursor.com>

apps/admin-h5/src/api/client.ts

@@ -158,6 +158,22 @@ export const adminApi = {
       amount_cents: number
       active: boolean
     }>('PUT', `/membership-plans/${code}`, body),
+  createRedemptionBatch: (body: { label: string; plan_code: string; quantity: number }) =>
+    request<{
+      batch: { id: string; label: string; plan_code: string; quantity: number }
+      codes: Array<{ id: string; code: string; status: string }>
+    }>('POST', '/redemption-batches', body),
+  redemptionBatches: () =>
+    request<{ items: Array<{ id: string; label: string; plan_code: string; quantity: number; created_at: string }> }>(
+      'GET',
+      '/redemption-batches',
+    ),
+  redemptionCodes: (batchId: string) =>
+    request<{ items: Array<{ id: string; code: string; status: string; plan_code: string }> }>(
+      'GET',
+      `/redemption-batches/${batchId}/codes`,
+    ),
+  disableRedemptionCode: (id: string) => request<{ ok: boolean }>('POST', `/redemption-codes/${id}/disable`),
   orders: () =>
     request<{
       items: Array<{