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Create a backup tool that stores files with checksums and supports restoration with integrity verification…

Create a backup tool that stores files with checksums and supports restoration with integrity verification…: a task in TermGrade Environments: 1,004 executable Linux tasks (Harbor dataset). backup : Takes a source directory and creates a backup archive at a specified output path. The archive is a…

The task

**backup**: Takes a source directory and creates a backup archive at a specified output path. The archive is a tarball containing all files from the source directory, plus a manifest file named `MANIFEST` stored at the archive root. The manifest must list every file's relative path, size in bytes, and SHA-256 hex…

Part of ai-and/termgrade-environments.