chore: 调整代金券文件结构

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🔨 Latest commit	6d9c10b9bd9c354e89253048d1defd72a02898fb
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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (fcaab32) 96.78% compared to head (7dd019a) 96.78%.

:exclamation: Current head 7dd019a differs from pull request most recent head 6d9c10b. Consider uploading reports for the commit 6d9c10b to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #928 +/- ## ========================================= Coverage 96.78% 96.78% Complexity 858 858 ========================================= Files 326 326 Lines 5946 5946 ========================================= Hits 5755 5755 Misses 191 191 ```

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