`failed_precondition.engine.embedding_model_missing`

This vector collection records no embedding model, so text cannot be embedded for it.

Declare the collection's model with `vector collection set-embedding-model <collection> <model>`, or pass a vector instead of text.

class: failed_precondition
raised by: database engine
retry: never - Do not retry the same request; fix the request or the referenced state first.
commit outcome: not_started - No commit was started; the database is unchanged.