fix: minor bugfixes

[q1zhen]

• zod validation for file uploads (client- and server-side)
• better interface logic

[changeset-bot]

🦋 Changeset detected

Latest commit: 9589ff3

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 1 package

Name	Type
enspire	Patch

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[sentry]

Suspect Issues

This pull request was deployed and Sentry observed the following issues:

• ‼️ FetchError: [POST] "/api/files/new-record": Failed to fetch / View Issue

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