Create a backup/restore tool that produces a single compressed archive with embedded SHA-256 checksums for…

Create a backup/restore tool that produces a single compressed archive with embedded SHA-256 checksums for…: a task in TermGrade Environments: 1,004 executable Linux tasks (Harbor dataset). BACKUP mode: Given a source directory and an output file path, create a gzip-compressed tar archive where…

The task

**BACKUP mode:** Given a source directory and an output file path, create a gzip-compressed tar archive where each file's content is checksummed before archiving. The archive must include a manifest file at `_checksums.json` that maps each file path (relative to source root) to its SHA-256 hex digest. The tool must…

Part of ai-and/termgrade-environments.