[ca] Update GitHub MCP Server from v0.21.0 to v0.22.0

[github-actions]

Version Update

• Previous: v0.21.0 → New: v0.22.0
• Release Date: November 24, 2025 (09:46:01 UTC)
• Timeline: Released 7 days after v0.21.0 (released November 17, 2025)

Breaking Changes

None detected

New Features

• Go SDK Migrator Agent: New agent for Go SDK migration workflows
• Copilot Instructions: Added Copilot-specific instructions to improve workflow integration
• OpenAI Codex Installation Guide: New documentation for OpenAI Codex integration
• Remote Server Headers: Added remote server header support for lockdown configuration
• In-Memory Cache: Added in-memory cache for lockdown mode performance improvements
• Go Report Card: Added badge to README for code quality visibility

Bug Fixes

• PR Review Comment Error Reporting: Now reports errors when API silently fails to add review comments (previously failed silently)
• PR Template Instructions: LLM now properly instructed to use pull request templates when creating PRs

Security

None listed

Performance

• In-memory cache for lockdown mode should improve performance for locked-down repositories

CLI Discovery

Not applicable - GitHub MCP Server is a Go binary, not a CLI tool with discoverable commands

Impact Assessment

• Risk Level: Low
• Affected Features:
  • Pull request creation workflows (now uses PR templates)
  • Review comment workflows (better error handling)
  • Lockdown mode operations (performance improvement)
  • Go SDK migration workflows (new agent)
• Migration Required: No - all changes are additive or improvements to existing functionality

Release Highlights (from GitHub)

What's Changed

• Add Go SDK Migrator agent by @omgitsads in Add Go SDK Migrator agent github/github-mcp-server#1424
• Add copilot instructions by @Copilot in Add copilot instructions github/github-mcp-server#1376
• Add installation guide for OpenAI Codex by @jamesmontemagno in Add installation guide for OpenAI Codex github/github-mcp-server#1340
• Report error when API silently fails to add review comment by @almaleksia in Report error when API silently fails to add review comment github/github-mcp-server#1441
• adding remote server header for lockdown configuration by @tonytrg in adding remote server header for lockdown configuration github/github-mcp-server#1417
• Instruct LLM to use pull request template when creating PRs by @almaleksia in Instruct LLM to use pull request template when creating PRs github/github-mcp-server#1442
• Add in memory cache for lockdown mode by @JoannaaKL in Add in memory cache for lockdown mode github/github-mcp-server#1416
• Add go report card to the Readme by @JoannaaKL in Add go report card to the Readme github/github-mcp-server#1462
• Delete package configuration from server.json (temporarily) by @almaleksia in Delete package configuration from server.json (temporarily) github/github-mcp-server#1474

New Contributors

• @jamesmontemagno made their first contribution in Add installation guide for OpenAI Codex github/github-mcp-server#1340

Package Links

• Repository: https://github.com/github/github-mcp-server
• Release Notes: https://github.com/github/github-mcp-server/releases
• Specific Release: https://github.com/github/github-mcp-server/releases/tag/v0.22.0
• Full Changelog: github/github-mcp-server@v0.21.0...v0.22.0

Action Items

• Update version in ./pkg/constants/constants.go
• Run make recompile to regenerate workflows
• Test that workflows still function correctly
• Verify PR template integration works as expected
• Confirm lockdown mode cache improvements

AI generated by CLI Version Checker