Upstream update: mcp

[github-actions]

Automation detected pending upstream changes for mcp.

• Issue key: mcp
• Affected skills: mcp
• Pending upstream watches: 2

Pending upstream sources:

• mcp-csharp-sdk-docs | http_document | csharp.sdk.modelcontextprotocol.io/ documentation
  • Source: https://csharp.sdk.modelcontextprotocol.io/
  • Current value: "69fd3f09-16ca"
  • Detail: Overview | MCP C# SDK | ETag "69fd3f09-16ca"
• mcp-csharp-sdk-release | github_release | modelcontextprotocol/csharp-sdk release
  • Source: https://github.com/modelcontextprotocol/csharp-sdk/releases/tag/v1.3.0
  • Current value: v1.3.0
  • Published at: 2026-05-08T01:38:02Z
  • Detail: v1.3.0 (2026-05-08T01:38:02Z)

Why this matters:

• Review the linked skills when https://csharp.sdk.modelcontextprotocol.io/ changes.
• Review the linked skills when modelcontextprotocol/csharp-sdk ships a new release.

Suggested follow-up:

• Review the upstream release notes or documentation diff
• Update the affected files under skills/
• Update README.md if framework coverage or guidance changed
• Close this issue after the catalog has been refreshed