Semantic search

Summary Support [pgvecotr]( extension for PostgreSQL or support for the Pinecone database for semantic indexing and search using embeddings. We need to mark which fields we wish to index for different collections and these will then become searchable using semantic search. Basic Example Operator: Semantic search Finds matches based on semantic similarity rather than the exact matching of keywords or phrases. It uses word embeddings and cosine similarity techniques to identify semantically similar content to the search query. Other alternatives _similar_to, _corresponding, _equivalent. Motivation There are several potential use cases for semantic search in Directus, including: 1. Enhanced search functionality: With the ability to perform a semantic search, users can more easily and effectively locate the information they need within the Directus platform. 2. Improved content discovery: Semantic search can help users discover content that they may not have…