chore: release v0.6.1

[github-actions]

🤖 New release

• rmcp-macros: 0.6.0 -> 0.6.1
• rmcp: 0.6.0 -> 0.6.1 (✓ API compatible changes)

Changelog

rmcp-macros

0.6.1 - 2025-08-29

Added

• Add prompt support (#351)

Fixed

• (macros) Allow macros to work even if Future is not in scope (#385)

rmcp

0.6.1 - 2025-08-29

Added

• (rmcp) add authorization header support for the streamable http client (#390)
• (model) add helpers to build enum from concrete values (#393)
• (model) expose client method name (#391)
• add resource_link support to tools and prompts (#381)
• Add prompt support (#351)
• include reqwest in transport-streamble-http-client feature (#376)

Fixed

• (auth) url parse is not correct (#402)
• (readme) missing use declarations, more accurate server instructions (#399)
• enhance transport graceful shutdown with proper writer closure (#392)

Other

• simplify remove_route method signature (#401)

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