Draft: Add zstd compression support to TarBuilder

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What does this MR do?

• Introduces a compression option (uses z standard) to TarBuilder for creating smaller partition backup archives.
• Adds a NewTarBuilderWithCompression constructor and a WriteZstdTarball function.
• Maintains backward compatibility with existing implementations.

Related Issue

• #6889

How to validate this MR

• run go test -v ./internal/archive