v1.13: Breaking changes to AI-powered search

[guimachiavelli]

v1.13 removes the vectorStore experimental feature and stabilizes all functionality and APIs related to AI-powered search. We need to update the docs to reflect this.

Tasks

• Update: Error codes
  • invalid_embedder → invalid_search_embedder and invalid_similar_embedder
  • invalid_hybrid_query →invalid_search_hybrid_query
• Remove experimental tags from vector stuff
  • learn/ai_powered_search/difference_full_text_ai_search.mdx
  • learn/ai_powered_search/getting_started_with_ai_search.mdx
  • learn/ai_powered_search/search_with_user_provided_embeddings.mdx
  • reference/api/similar.mdx
• Update /experimental-settings route
• Update "Experimental settings" page/table
• Remove: Deactivate AI-powered search
  • Deactivation is now simply removing all existing embedders
• Update: Getting started with AI-powered search
  • Remove waitlist warning
  • Remove activation step

References

• SME: @dureuill
• engine issue: Tracking issue: Vector store stabilization meilisearch#4733 ensure forward compatibility with ollama meilisearch#5002
• changes summary (private link): https://meilisearch.notion.site/v1-13-AI-search-changes-17a4b06b651f80538b65d31724545def