feat(14.2.1-03): add markdown and multilingual cabana fields

Lift locale maps before ProjectWritableFields so a Journal-shaped save can persist the default host scalar and non-default locales through TranslationWriter without dropping nested JSON.

Co-authored-by: Cursor <cursoragent@cursor.com>

modules/cabana/http.go

@@ -930,7 +930,13 @@ func (s *service) crud() (CRUDService, error) {
 	if err != nil {
 		return CRUDService{}, err
 	}
-	return CRUDService{DB: db, bucket: s.bucket(), tr: s.translator()}, nil
+	svc := CRUDService{DB: db, bucket: s.bucket(), tr: s.translator()}
+	if s.app != nil {
+		if w, ok := s.app.Lookup[TranslationWriter](); ok {
+			svc.writer = w
+		}
+	}
+	return svc, nil
 }
 
 func (s *service) list(w http.ResponseWriter, r *http.Request) {