Fs Recall

Semantic search. Returns paths, not search hits.

Reuses the existing hybrid search pipeline (the one AI Now and Library already drive) so there's no second index. Results are materialised as canonical KFS paths so the caller can pipe them straight into cat.

curl -X GET "https://example.com/fs/recall?query=string"

null

{
  "detail": [
    {
      "loc": [
        "string"
      ],
      "msg": "string",
      "type": "string",
      "input": null,
      "ctx": {}
    }
  ]
}