chore!: Refactor embeddings out of VectorStoreWithIndex and into OpenAIVectorStoreMixin and make ChunkMetadata required.#4413

franciscojavierarceo merged 8 commits intollamastack:mainllamastack/llama-stack:mainfrom

franciscojavierarceo:migrate-embedding-to-vector-store-mixinfranciscojavierarceo/llama-stack:migrate-embedding-to-vector-store-mixinCopy head branch name to clipboard