app

type App struct {
	Config *config.Config
	Logger *slog.Logger
	// contains filtered or unexported fields
}

type Hit struct {
	store.Hit
	KnowledgeBase string  `json:"knowledge_base"`
	Relevance     float64 `json:"relevance"`
	// RerankScore is the cross-encoder score when reranking ordered the
	// results, and is nil (omitted) when fusion did. Exposed alongside
	// fts_rank/vec_rank so a caller can tell which path won without a second
	// query — the visibility #14 asked for.
	RerankScore *float64 `json:"rerank_score,omitempty"`
}

type KB struct {
	Config   *config.KnowledgeBase
	Store    store.Store
	Embedder *inference.Embedder
	Reranker *inference.Reranker // nil when reranking is disabled
	Indexer  *pipeline.Indexer
	Sources  []source.Source
}

type SearchOpts struct {
	Limit    int
	MinScore float64
	// Rerank overrides the KB default: nil = rerank when the KB has a
	// reranker configured; &false disables it for this request; &true is a
	// no-op when no reranker exists.
	Rerank *bool
	// MaxPerDoc caps how many chunks of the same document appear in the
	// results. 0 = the default cap (2); negative = no cap.
	MaxPerDoc int
	// Filter keeps only documents whose metadata contains every given
	// key/value pair (AND semantics).
	Filter map[string]string
}