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v0.5.2 Release Notes

This patch release restores mixed chart/table patch workflows on COM-backed execution and clarifies error behavior for non-COM environments.

MCP architecture diagram

Highlights

  • Restored mixed-op support:
  • create_chart and apply_table_style can be executed in one request when the backend resolves to COM (backend="com" or COM-available backend="auto").
  • Improved error behavior:
  • when COM is unavailable, mixed create_chart + apply_table_style requests now return a clear COM-required error.
  • Added and updated regression coverage:
  • mixed request succeeds on COM
  • mixed request fails clearly when COM is unavailable
  • backend="openpyxl" continues to reject create_chart requests

Notes

  • This release does not add new MCP tools or patch operations.
  • Documentation (README and MCP guide) has been aligned with the restored mixed-op behavior.