fix: preserve perpendicular tracking after typed distance

src/app/update/dynamic.rs

@@ -679,6 +679,7 @@ impl OpenCADStudio {
                         self.dyn_coord_absolute = false;
                         self.sync_dyn_fields();
                         self.reset_tracking_after_point();
+                        self.snapper.remember_distance_reference(dir);
                         self.push_ucs_to_cmd(i);
                         let result = self.tabs[i].active_cmd.as_mut().map(|c| c.on_point(pt));
                         let task = result.map(|r| self.apply_cmd_result(r))?;