apalis-postgres 1.0.0-rc.7

Background task processing for rust using apalis and postgres
Documentation
## Description

Brief description of what this PR does.

## Type of Change

- [ ] Bug fix (non-breaking change which fixes an issue)
- [ ] New feature (non-breaking change which adds functionality)
- [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
- [ ] Documentation update
- [ ] Performance improvement
- [ ] Refactoring (no functional changes)

## Testing

- [ ] I have added tests that prove my fix is effective or that my feature works
- [ ] I have run the existing tests and they pass
- [ ] I have run `cargo fmt` and `cargo clippy`

## Checklist

- [ ] My code follows the code style of this project
- [ ] I have performed a self-review of my own code
- [ ] I have commented my code, particularly in hard-to-understand areas
- [ ] I have made corresponding changes to the documentation
- [ ] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my feature works
- [ ] New and existing unit tests pass locally with my changes

## Additional Notes

Any additional information, context, or screenshots about the pull request here.