The cash flow report was reorganized to make it easier to maintain and much faster to use. For large payment volumes, filtering a one-year report now uses far fewer queries and can complete in seconds instead of many minutes, improving reporting productivity.

- Improve the readability of the report.
- Speed up the report.
- Use a linear number of queries.

| Action  | Data size | Before | After
| ------------- | ------------- |----- | ----- |
| filter 1 year  | 98000 payments  | 346 queries | 21 queries |
| || 889 s | 8s |

--task: 1888408

This update makes minor internal cleanup changes in the employee appraisal area. It helps keep the codebase consistent and easier to maintain without changing how users work with appraisals.