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v1.4.473

swc-project/swcv1.4.473Aug 29, 2026by github-actions[bot]

AI Summary

Fixes a critical bug in the chat stream where multi-byte UTF-8 characters were being split incorrectly across Server-Sent Events (SSE) chunks, causing display issues.

Key Highlights

  • Fix: preserve split UTF-8 characters in streaming responses
  • Decode API response chunks with persistent streaming state
  • Reuse streaming decoder when inspecting chat backend events

New Features

  • Fix for multi-byte UTF-8 splitting in chat stream
  • Persistent streaming state for decoding
  • Reused streaming decoder for backend events

Full Release Notes

## Changes

### PR [#2203](https://github.com/danielmiessler/Fabric/pull/2203) by [pacocartones](https://github.com/pacocartones) and [ksylvan](https://github.com/ksylvan): fix(web): preserve multi-byte UTF-8 split across SSE chunks in chat stream

- Fix: preserve split UTF-8 characters in streaming responses
- Decode API response chunks with persistent streaming state
- Reuse streaming decoder when inspecting chat backend events