Bump mcp from 0.21.0 to 0.22.0 in /docs

[dependabot]

Bumps mcp from 0.21.0 to 0.22.0.

Release notes

Sourced from mcp's releases.

v0.22.0

Added

• Add audience role validation for MCP::Annotations per MCP specification (#422)
• Send SEP-2243 Mcp-Method and Mcp-Name headers per MCP specification (#423)
• Support client-side notifications/cancelled per MCP specification (#425)

Changed

• Conform Tool Schemas to JSON Schema 2020-12 per SEP-2106 (#417)

Fixed

• Fix a SyntaxError on Ruby 2.7.0 caused by arguments forwarding syntax (#419)

Changelog

Sourced from mcp's changelog.

[0.22.0] - 2026-06-27

Added

• Add audience role validation for MCP::Annotations per MCP specification (#422)
• Send SEP-2243 Mcp-Method and Mcp-Name headers per MCP specification (#423)
• Support client-side notifications/cancelled per MCP specification (#425)

Changed

• Conform Tool Schemas to JSON Schema 2020-12 per SEP-2106 (#417)

Fixed

• Fix a SyntaxError on Ruby 2.7.0 caused by arguments forwarding syntax (#419)

Commits

• 58d5175 Merge pull request #428 from koic/release_0_22_0
• f739a4b Release 0.22.0
• 0694e38 Merge pull request #423 from koic/sep_2243_mcp_method_name_headers
• a284bf7 Send SEP-2243 Mcp-Method and Mcp-Name headers per MCP specification
• 7e87882 Merge pull request #417 from koic/json_schema_2020_12_tool_schemas
• 817b8f4 Merge pull request #425 from koic/feature_cancellation_for_client
• b1a31ee Merge pull request #424 from modelcontextprotocol/dependabot/github_actions/a...
• a4cd7c8 Support client-side notifications/cancelled per MCP specification
• da8e7e5 Bump actions/checkout from 6 to 7
• 6bf0a06 Merge pull request #422 from yuki3738/add_audience_validation_to_annotations
• Additional commits viewable in compare view

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Summary by cubic

Bumps mcp in /docs from 0.21.0 to 0.22.0 to adopt the latest MCP spec updates and fixes. Improves spec compliance and compatibility with JSON Schema 2020-12.

• Dependencies
  • Update mcp to 0.22.0.
  • Notable changes: adds Mcp-Method and Mcp-Name headers, supports notifications/cancelled, validates audience in annotations, updates tool schemas to JSON Schema 2020-12, and fixes a Ruby 2.7 syntax error.

^{Written for commit 5d3affe. Summary will update on new commits.}