sx v2.2.8

Changelog

• 341133b Bump actions/setup-node from 6 to 7
• f5503ae Fix lint issues in agent handler
• fae3d34 SK-687: Document remote MCP and Copilot CLI mirror
• 2bc505b SK-687: Fix verify for deleted packaged servers
• 823fb70 SK-687: Mirror MCP assets to Copilot CLI config
• bf947c5 SK-687: Preserve unknown keys in MCP config files
• 279caf5 SK-687: Support remote MCP servers for Copilot
• d8d008c SK-687: Verify CLI mirror, skip packaged in shared
• 3e83020 SK-697 Add agent asset support for Kiro client
• e6f0f2c SK-697: Add integration tests, fix silent drops
• 75e12ce SK-697: Fix correctness issues in Kiro agent handler
• dbdf4b8 SK-697: Fix review issues in Kiro agent handler
• de631ef SK-697: Guard reserved keys in IDE frontmatter
• 6476b67 SK-697: Reserve prompt key in IDE frontmatter