Permanently Delete Files in Trash

# Objective
Implement functionality to permanently delete one or multiple files that are in the "trash" state. Once deleted, these files and their metadata should be use soft deleted , making recovery possible.

# Requirements

- Allow deletion of one or multiple files in a single request.
- Validate that the specified files are in the "trash" state before deletion.
- Handle cases where some files cannot be found or are not in the trash state, and provide appropriate feedback.

# Acceptance Criteria

- Users can delete files, only if the files are in the trash.
- Partial success is handled gracefully, with a report of successfully deleted and failed files.