[pdeziel]

Scope of changes

This fixes an issue where multipart attachments were not preserving the content type, which was causing task validation checks to fail at request time because the modality could not be determined.

Estimated PR Size

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Acceptance criteria

[Describe how reviewers can test this change to be sure that it works correctly or copy the requirements from the Shortcut story. Add a checklist below if possible.]

Author checklist

• I have manually tested the change and/or added automation in the form of unit tests or integration tests
• I have updated the dependencies list
• I have added or updated the documentation (README.md, /docs/ directory, package docs, tool docs, etc.)
• I have run go generate to update generated code (enums, OpenAPI docs, web static assets, etc.)
• Check this box if a reviewer can merge this pull request after approval (leave it unchecked if you want to do it yourself)