update godoc

server/handler/snapshotMigrate.go

@@ -12,8 +12,8 @@ import (
 // @Description Rebuilds the snapshot registry from existing tables and renames hourly tables to epoch-based names.
 // @Tags snapshots
 // @Produce json
-// @Success 200 {object} map[string]interface{} "Migration results"
-// @Failure 500 {object} map[string]string "Server error"
+// @Success 200 {object} models.SnapshotMigrationResponse "Migration results"
+// @Failure 500 {object} models.SnapshotMigrationResponse "Server error"
 // @Router /api/snapshots/migrate [post]
 func (h *Handler) SnapshotMigrate(w http.ResponseWriter, r *http.Request) {
 	ctx := context.Background()