- Added methods to retrieve application history by email across various sources (inbox, manual uploads, form data).
- Introduced new serializers for application history items and overall history.
- Updated candidate and inbox views to include application history in responses.
- Enhanced frontend components to display reapplication badges and previous application details.
- Adjusted API endpoints to support fetching application history based on email input.
- Updated the `app.py` file to replace the generic `Sheet` service with specific services: `SheetHealth`, `SheetRead`, `SheetImport`, and `SheetWrite` for better clarity and functionality.
- Modified the `tasks.py` file to utilize the `SheetImport` service for handling sheet import tasks.
- Enhanced the `views.py` file by introducing a new class hierarchy for sheet operations, improving code organization and readability.
These changes improve the structure and maintainability of the Google Sheets integration.