List All Vector Stores

List all available vector stores from the codebase.

This endpoint scans the mielto/vectordb directory and returns all available vector store implementations that can be used in the system.

Example:

GET /integrations/vector-stores

Response:

{
  "vector_stores": [
    {
      "id": "pgvector",
      "name": "PostgreSQL (pgvector)",
      "type": "vector_store",
      "path": "mielto.vectordb.pgvector"
    },
    {
      "id": "pineconedb",
      "name": "Pinecone",
      "type": "vector_store",
      "path": "mielto.vectordb.pineconedb"
    }
  ],
  "total": 17
}