feat(admin): 运营数据 - 增加余额消耗统计、通知排序与用户积分汇总

backend/internal/database/migrations.go

@@ -11,7 +11,7 @@ import (
 	"gorm.io/gorm"
 )
 
-const CurrentSchemaVersion int64 = 48
+const CurrentSchemaVersion int64 = 49
 
 const baselineSchemaChecksum = "sha256:open-ai-canvas-schema-v1-20260830"
 const schemaMigrationAppliedAtIndexChecksum = "sha256:schema-migrations-applied-at-index-v2-20260830"
@@ -157,6 +157,12 @@ var schemaMigrations = []migration{
 		}
 		return nil
 	}},
+	{version: 49, name: "banner_sort_order", checksum: "sha256:banner-sort-order-v49-20261010", apply: func(tx *gorm.DB) error {
+		if !tx.Migrator().HasColumn(&model.BannerAnnouncement{}, "SortOrder") {
+			return tx.Migrator().AddColumn(&model.BannerAnnouncement{}, "SortOrder")
+		}
+		return nil
+	}},
 }
 
 func migratePrefixedIDSequenceReconcile(tx *gorm.DB) error {