Feat: add rag [wip; skip-ci]

storage/storage.go

@@ -6,11 +6,13 @@ import (
 
 	_ "github.com/glebarez/go-sqlite"
 	"github.com/jmoiron/sqlx"
+	"github.com/ncruces/go-sqlite3"
 )
 
 type FullRepo interface {
 	ChatHistory
 	Memories
+	VectorRepo
 }
 
 type ChatHistory interface {
@@ -25,6 +27,7 @@ type ChatHistory interface {
 
 type ProviderSQL struct {
 	db     *sqlx.DB
+	s3Conn *sqlite3.Conn
 	logger *slog.Logger
 }
 
@@ -87,6 +90,7 @@ func (p ProviderSQL) ChatGetMaxID() (uint32, error) {
 	return id, err
 }
 
+// opens two connections
 func NewProviderSQL(dbPath string, logger *slog.Logger) FullRepo {
 	db, err := sqlx.Open("sqlite", dbPath)
 	if err != nil {
@@ -94,6 +98,11 @@ func NewProviderSQL(dbPath string, logger *slog.Logger) FullRepo {
 		return nil
 	}
 	p := ProviderSQL{db: db, logger: logger}
+	p.s3Conn, err = sqlite3.Open(dbPath)
+	if err != nil {
+		logger.Error("failed to open vecdb connection", "error", err)
+		return nil
+	}
 	p.Migrate()
 	return p
 }