Given it's almost time for an upcoming live training of ours, I take the occasion for a bit of self-promotion :)
The 16th of March we host the Neural Search training for Apache Solr: https://sease.io/information-retrieval-mini-training-2/end-to-end-apachesolr-neural-search-tutorial If you are interested to learn more about this exciting new feature, directly from the original contributors, let me know! Cheers