Bump ModelContextProtocol from 2.0.0 to 2.2.0

[dependabot]

Updated ModelContextProtocol from 2.0.0 to 2.2.0.

Release notes

Sourced from ModelContextProtocol's releases.

2.2.0

This release adds hybrid stateful/stateless HTTP serving so clients using the 2025-11-25 and 2026-07-28 protocol revisions can share an endpoint, and fixes a malformed header-decoding edge case.

What's Changed

• Add HttpServerSessionMode for hybrid stateful/stateless HTTP serving #​1796 by @​saicharanpardhu (co-authored by @​Copilot @​jeffhandley)
• Fix McpHeaderEncoder.DecodeValue throwing on the degenerate base64 wrapper #​1805 by @​latent-9

Test Improvements

• Fix duplicated word in test comment #​1809 by @​latent-9

Repository Infrastructure Updates

• Enable package validation for the MCP extension packages #​1793 by @​jeffhandley (co-authored by @​Copilot)
• Add a release-manager agent that orchestrates the release skills #​1794 by @​jeffhandley (co-authored by @​Copilot)
• Bump Anthropic from 12.39.0 to 12.40.0 #​1808
• Bump @​hono/node-server from 1.19.14 to 2.1.0 in the npm_and_yarn group across 1 directory #​1812
• Fix dead relative link to versioning docs in bump-version skill #​1807 by @​latent-9

Acknowledgements

• @​latent-9 made their first contribution in #​1807
• @​saicharanpardhu made their first contribution in #​1796
• @​saicharanpardhu submitted issue #​1777 (resolved by #​1796)
• @​jeffhandley @​tarekgh @​halter73 reviewed pull requests

Full Changelog: modelcontextprotocol/csharp-sdk@v2.1.0...v2.2.0

[!NOTE]
These release notes were drafted with GitHub Copilot and reviewed before publishing.

2.1.0

This release adds an opt-in subscriptions/listen handler for custom server-side notification streams, improves HTTP transport fallback reliability, and expands guidance and samples for telemetry and binary resources.

What's Changed

• Keep AutoDetect channel open after provisional SSE failure #​1768 by @​PranavSenthilnathan
• Preserve HTTP status codes across target frameworks #​1767 by @​PranavSenthilnathan
• Fall back to initialize when server/discover fails at the HTTP layer #​1766 by @​rbstp
• Add public subscriptions/listen server handler (SEP-2575) #​1775 by @​tarekgh

Documentation Updates

• Add README for the InMemoryTransport sample #​1769 by @​AkbarDizaji
• Add Application Insights telemetry example #​1778 by @​lntutor
• Clarify client handling of embedded binary tool resources #​1762 by @​luisangelrod

Test Improvements

• Speed up CLI argument escaping tests #​1773 by @​PranavSenthilnathan

Repository Infrastructure Updates

• Clarify AI disclosure format with a > [!NOTE] alert example #​1771 by @​PranavSenthilnathan (co-authored by @​Copilot)
• Bump the npm_and_yarn group across 1 directory with 6 updates #​1787
• Avoid reading Configuration in Directory.Build.props #​1776 by @​lntutor
• Bump danielpalme/ReportGenerator-GitHub-Action from 5.5.10 to 5.5.11 #​1784

Acknowledgements

• @​AkbarDizaji made their first contribution in #​1769
• @​luisangelrod made their first contribution in #​1762
• @​rbstp submitted issue #​1765 (resolved by #​1766)
• @​TomasHubelbauer submitted issue #​1026 (resolved by #​1778)
• @​Youssef1313 submitted issue #​995 (resolved by #​1766)
• @​eng-marani submitted issue #​1261 (resolved by #​1762)
• @​jeffhandley @​tarekgh @​halter73 @​PranavSenthilnathan reviewed pull requests

Full Changelog: modelcontextprotocol/csharp-sdk@v2.0.0...v2.1.0

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[ChristopherHoffman]

@dependabot rebase

[ChristopherHoffman]

@dependabot rebase