VQ exploration

[MarkDuckworth]

Hey there! So you want to contribute to a Firebase SDK?
Before you file this pull request, please read these guidelines:

Discussion

• Read the contribution guidelines (CONTRIBUTING.md).
• If this has been discussed in an issue, make sure to link to the issue here.
  If not, go file an issue about this before creating a pull request to discuss.

Testing

• Make sure all existing tests in the repository pass after your change.
• If you fixed a bug or added a feature, add a new test to cover your code.

API Changes

• At this time we cannot accept changes that affect the public API. If you'd like to help
  us make Firebase APIs better, please propose your change in a feature request so that we
  can discuss it together.

[google-oss-bot]

	2 Warnings
⚠️	Did you forget to add a changelog entry? (Add #no-changelog to the PR description to silence this warning.)
⚠️	New public headers were added, did you remember to add them to the umbrella header?

Generated by 🚫 Danger

[github-actions]

Apple API Diff Report

Commit: a7b8ef7
Last updated: Thu Aug 8 15:11 PDT 2024
View workflow logs & download artifacts

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[BUILD ERROR] FirebaseFirestoreInternal

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[BUILD ERROR] FirebaseFirestore

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[peterfriese]

This should probably be marked as NS_SWIFT_SENDABLE.

See https://github.com/firebase/firebase-ios-sdk/pull/13453/files#diff-9a4ca82a81921758c47b703f8de472e5d6c364d7dc621af0bbec216cb4fdb2b4R32