chore: Add index for description vector embeddings

priv/repo/migrations/20240125172111_create_description_vector_index_on_code_vectors.exs

@@ -0,0 +1,7 @@
+defmodule MedicalTranscription.Repo.Migrations.CreateDescriptionVectorIndexOnCodeVectors do
+  use Ecto.Migration
+
+  def change do
+    create index("code_vectors", ["description_vector vector_cosine_ops"], using: :hnsw)
+  end
+end