feat: add superadmin creator review and coupon governance

backend/docs/swagger.yaml

@@ -1060,6 +1060,49 @@ definitions:
         description: Name 租户名称。
         type: string
     type: object
+  dto.SuperCouponGrantItem:
+    properties:
+      coupon_id:
+        description: CouponID 优惠券ID。
+        type: integer
+      coupon_title:
+        description: CouponTitle 优惠券标题。
+        type: string
+      created_at:
+        description: CreatedAt 领取时间（RFC3339）。
+        type: string
+      id:
+        description: ID 用户券ID。
+        type: integer
+      order_id:
+        description: OrderID 使用订单ID。
+        type: integer
+      status:
+        allOf:
+        - $ref: '#/definitions/consts.UserCouponStatus'
+        description: Status 用户券状态。
+      status_description:
+        description: StatusDescription 状态描述（用于展示）。
+        type: string
+      tenant_code:
+        description: TenantCode 租户编码。
+        type: string
+      tenant_id:
+        description: TenantID 租户ID。
+        type: integer
+      tenant_name:
+        description: TenantName 租户名称。
+        type: string
+      used_at:
+        description: UsedAt 使用时间（RFC3339）。
+        type: string
+      user_id:
+        description: UserID 用户ID。
+        type: integer
+      username:
+        description: Username 用户名。
+        type: string
+    type: object
   dto.SuperCouponGrantResponse:
     properties:
       granted:
@@ -1127,6 +1170,30 @@ definitions:
         description: Value 优惠券面额/折扣值。
         type: integer
     type: object
+  dto.SuperCouponStatusUpdateForm:
+    properties:
+      status:
+        description: Status 目标状态（frozen）。
+        enum:
+        - frozen
+        type: string
+    required:
+    - status
+    type: object
+  dto.SuperCreatorApplicationReviewForm:
+    properties:
+      action:
+        description: Action 审核动作（approve/reject）。
+        enum:
+        - approve
+        - reject
+        type: string
+      reason:
+        description: Reason 审核说明（可选，驳回时填写）。
+        type: string
+    required:
+    - action
+    type: object
   dto.SuperOrderDetail:
     properties:
       buyer:
@@ -1225,6 +1292,45 @@ definitions:
         description: Reason 退款原因说明。
         type: string
     type: object
+  dto.SuperPayoutAccountItem:
+    properties:
+      account:
+        description: Account 收款账号。
+        type: string
+      created_at:
+        description: CreatedAt 创建时间（RFC3339）。
+        type: string
+      id:
+        description: ID 结算账户ID。
+        type: integer
+      name:
+        description: Name 账户名称/开户行。
+        type: string
+      realname:
+        description: Realname 收款人姓名。
+        type: string
+      tenant_code:
+        description: TenantCode 租户编码。
+        type: string
+      tenant_id:
+        description: TenantID 租户ID。
+        type: integer
+      tenant_name:
+        description: TenantName 租户名称。
+        type: string
+      type:
+        description: Type 账户类型。
+        type: string
+      updated_at:
+        description: UpdatedAt 更新时间（RFC3339）。
+        type: string
+      user_id:
+        description: UserID 用户ID。
+        type: integer
+      username:
+        description: Username 用户名。
+        type: string
+    type: object
   dto.SuperReportExportForm:
     properties:
       end_at:
@@ -2394,6 +2500,37 @@ paths:
       summary: Batch review contents
       tags:
       - Content
+  /super/v1/coupon-grants:
+    get:
+      consumes:
+      - application/json
+      description: List coupon grant records across tenants
+      parameters:
+      - description: Page number
+        in: query
+        name: page
+        type: integer
+      - description: Page size
+        in: query
+        name: limit
+        type: integer
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            allOf:
+            - $ref: '#/definitions/requests.Pager'
+            - properties:
+                items:
+                  items:
+                    $ref: '#/definitions/dto.SuperCouponGrantItem'
+                  type: array
+              type: object
+      summary: List coupon grants
+      tags:
+      - Coupon
   /super/v1/coupons:
     get:
       consumes:
@@ -2425,6 +2562,93 @@ paths:
       summary: List coupons
       tags:
       - Coupon
+  /super/v1/coupons/{id}/status:
+    patch:
+      consumes:
+      - application/json
+      description: Update coupon status across tenants
+      parameters:
+      - description: Coupon ID
+        format: int64
+        in: path
+        name: id
+        required: true
+        type: integer
+      - description: Update form
+        in: body
+        name: form
+        required: true
+        schema:
+          $ref: '#/definitions/dto.SuperCouponStatusUpdateForm'
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: Updated
+          schema:
+            type: string
+      summary: Update coupon status
+      tags:
+      - Coupon
+  /super/v1/creator-applications:
+    get:
+      consumes:
+      - application/json
+      description: List creator applications across tenants
+      parameters:
+      - description: Page number
+        in: query
+        name: page
+        type: integer
+      - description: Page size
+        in: query
+        name: limit
+        type: integer
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            allOf:
+            - $ref: '#/definitions/requests.Pager'
+            - properties:
+                items:
+                  items:
+                    $ref: '#/definitions/dto.TenantItem'
+                  type: array
+              type: object
+      summary: List creator applications
+      tags:
+      - Creator
+  /super/v1/creator-applications/{id}/review:
+    post:
+      consumes:
+      - application/json
+      description: Approve or reject creator application
+      parameters:
+      - description: Tenant ID
+        format: int64
+        in: path
+        name: id
+        required: true
+        type: integer
+      - description: Review form
+        in: body
+        name: form
+        required: true
+        schema:
+          $ref: '#/definitions/dto.SuperCreatorApplicationReviewForm'
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: Reviewed
+          schema:
+            type: string
+      summary: Review creator application
+      tags:
+      - Creator
   /super/v1/creators:
     get:
       consumes:
@@ -2552,6 +2776,59 @@ paths:
       summary: Order statistics
       tags:
       - Order
+  /super/v1/payout-accounts:
+    get:
+      consumes:
+      - application/json
+      description: List payout accounts across tenants
+      parameters:
+      - description: Page number
+        in: query
+        name: page
+        type: integer
+      - description: Page size
+        in: query
+        name: limit
+        type: integer
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            allOf:
+            - $ref: '#/definitions/requests.Pager'
+            - properties:
+                items:
+                  items:
+                    $ref: '#/definitions/dto.SuperPayoutAccountItem'
+                  type: array
+              type: object
+      summary: List payout accounts
+      tags:
+      - Finance
+  /super/v1/payout-accounts/{id}:
+    delete:
+      consumes:
+      - application/json
+      description: Remove payout account across tenants
+      parameters:
+      - description: Payout account ID
+        format: int64
+        in: path
+        name: id
+        required: true
+        type: integer
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: Removed
+          schema:
+            type: string
+      summary: Remove payout account
+      tags:
+      - Finance
   /super/v1/reports/export:
     post:
       consumes: