* fix: 🐛 Fix RT Panel hide/show * Prevent infinite loop by persisting load errors on displaySet. * fix: 🐛 Fix infinite error messages * Fix unit tests. * WIP * fix: 🐛 If no contours for structure, cleanly exit and notify ✅ Closes: #1892 * Update dcmjs to solve issue. * fix: 🐛 Update dcmjs to solve end of file issue