feat: add rate limit for network

[gaius-qi]

Description

This pull request includes several changes to the dragonfly-api project, focusing on version updates, validation rules, and enhancements to the network message definitions across multiple files.

Version Update:

• Updated the version of the dragonfly-api package in Cargo.toml from 2.0.162 to 2.0.163.

Validation Rules:

• Added placeholders for validation rules for new fields in the Network struct in pkg/apis/common/v2/common.pb.validate.go.

Network Message Enhancements:

• Added new fields (download_rate, download_rate_limit, upload_rate, upload_rate_limit) to the Network message in pkg/apis/common/v2/common.proto and proto/common.proto. [1] [2]
• Updated the Network struct in src/common.v2.rs to include the new fields for download and upload rates and their limits.

Documentation Improvements:

• Improved documentation for the PersistentCachePeer and PersistentCacheTask structs in src/common.v2.rs to clarify the conditions under which persistent cache items are deleted. [1] [2]

Related Issue

Motivation and Context

[gaius-qi]

This pull request includes several updates to the dragonfly-api package, primarily focusing on adding new fields to the Network message in various files and clarifying comments in the Rust structs. Here are the most important changes:

Version Update:

• Cargo.toml: Updated the package version from 2.0.162 to 2.0.163.

Protobuf Schema Changes:

• pkg/apis/common/v2/common.proto: Added new fields for download and upload rates and their limits to the Network message.
• proto/common.proto: Added new fields for download and upload rates and their limits to the Network message.

Validation Rules:

• pkg/apis/common/v2/common.pb.validate.go: Added placeholders for validation rules for the new download and upload rate fields in the Network struct.

Rust Structs Documentation:

• src/common.v2.rs: Clarified comments for PersistentCachePeer and PersistentCacheTask structs regarding when they are deleted. [1] [2]
• src/common.v2.rs: Added new fields for download and upload rates and their limits to the Network struct.

[yxxhero]

LGTM