* Add vector search API endpoint
* Add missing import
* Modify the data that is returned
* Change similarityThreshold to scoreThreshold
As this is what is actually returned by the search
* Removing logging (oops!)
* chore: regen swagger docs for new endpoint
fix: update function to sanity check values to prevent crashes during search
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Co-authored-by: Scott Bowler <scott@dcsdigital.co.uk>
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