Optimize nydus and dragonfly performance

[gaius-qi]

Feature request:

• Nydus supports sequential merge chunks: Support for sequential merge chunks nydus#885
• Rust rewrite dfdaemon and puts it in the dragonfly-rs repo: Rust rewrite dfdaemon and puts it in the dragonfly-rs repo #1856
• Integrate dragonfly-rs package into image-service: Rust rewrite dfdaemon and puts it in the dragonfly-rs repo #1856

Use case:

UI Example: