feat(抽奖): 活动删除按钮 + 格子数可选(8/9,默认8)

- 活动列表加"删除"(ConfirmButton→DELETE /activities/:id)
- activity-form 格子数选项 [8,9]，新建默认 8（原来写死只有 9）
- service: deleteLotteryActivity；i18n 删除文案

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

apps/admin/public/assets/locales/en-US/lottery.json

@@ -265,5 +265,9 @@
     "tableTitle": "Draw records",
     "user": "User",
     "winOnly": "Won"
-  }
+  },
+  "delete": "Delete",
+  "deleteSuccess": "Deleted",
+  "confirmDeleteActivity": "Delete this activity?",
+  "confirmDeleteActivityDesc": "This permanently deletes the activity and its prizes. A running activity must be paused first. This cannot be undone."
 }

apps/admin/public/assets/locales/zh-CN/lottery.json

@@ -265,5 +265,9 @@
     "tableTitle": "抽奖记录",
     "user": "用户",
     "winOnly": "已中奖"
-  }
+  },
+  "delete": "删除",
+  "deleteSuccess": "删除成功",
+  "confirmDeleteActivity": "确定删除该活动吗？",
+  "confirmDeleteActivityDesc": "将永久删除该活动及其奖品。运行中的活动请先暂停。此操作不可撤销。"
 }

apps/admin/src/sections/lottery/activity-form.tsx

@@ -33,7 +33,7 @@ import { useForm } from "react-hook-form";
 import { useTranslation } from "react-i18next";
 import { z } from "zod";
 
-const GRID_SIZE_OPTIONS = [9] as const;
+const GRID_SIZE_OPTIONS = [8, 9] as const;
 
 const getFormSchema = (t: (key: string, defaultValue: string) => string) =>
   z

apps/admin/src/sections/lottery/index.tsx

@@ -7,6 +7,7 @@ import {
 } from "@workspace/ui/composed/pro-table/pro-table";
 import {
   createLotteryActivity,
+  deleteLotteryActivity,
   getLotteryActivityList,
   pauseLotteryActivity,
   publishLotteryActivity,
@@ -166,7 +167,31 @@ export default function Lottery() {
                 variant="outline"
               >
                 {t("grantChances", "Grant Chances")}
-              </Button>
+              </Button>,
+              <ConfirmButton
+                cancelText={t("cancel", "Cancel")}
+                confirmText={t("delete", "Delete")}
+                description={t(
+                  "confirmDeleteActivityDesc",
+                  "This permanently deletes the activity and its prizes. A running activity must be paused first. This cannot be undone."
+                )}
+                key="delete"
+                onConfirm={async () => {
+                  try {
+                    await deleteLotteryActivity({ id: row.id });
+                    toast.success(t("deleteSuccess", "Deleted"));
+                    ref.current?.refresh();
+                  } catch {
+                    // Request layer already surfaces the error toast
+                  }
+                }}
+                title={t("confirmDeleteActivity", "Delete this activity?")}
+                trigger={
+                  <Button size="sm" variant="destructive">
+                    {t("delete", "Delete")}
+                  </Button>
+                }
+              />
             );
             return rowActions;
           },

packages/ui/src/services/admin/lottery.ts

@@ -391,3 +391,20 @@ export async function getLotteryDrawList(
     }
   );
 }
+
+/**
+ * 删除抽奖活动（软删；运行中需先暂停）
+ * DELETE /v1/admin/lottery/activities/:id
+ */
+export async function deleteLotteryActivity(
+  body: { id: number },
+  options?: { [key: string]: any }
+) {
+  return request<API.Response & { data?: any }>(
+    `${import.meta.env.VITE_API_PREFIX || ""}/v1/admin/lottery/activities/${body.id}`,
+    {
+      method: "DELETE",
+      ...(options || {}),
+    }
+  );
+}