ihp-ssc-1.5.0: changelog.md

# Changelog for `ihp-ssc`

## v1.5.0

- Add `SSCError` type for structured error reporting (SSCDiffError, SSCActionError, SSCParseError)
- Add proper error handling and logging in SSC controllers using IHP.Log
- Fix missing `NoRenderCommentNode` pattern in `nodeOuterHtml`
- Fix critical bugs and add reconnection support in ihp-ssc.js

## v1.3.0

- Initial release as a standalone package