`cem-element` CEM-ML demo

Declarative light-DOM custom elements authored with canonical CEM-ML templates.

CEM playground attributes data slices/events external template module-url scoped CSS for-each 🌳 Retained document trees Table inspector lessons 🧮 XML / CSV / YAML / JSON tables Cell template overrides DOM merge XPath function libraries CEM-QL DOM chains XPath stable sorting XPath validation previews XPath numeric aggregates XPath maps and arrays XPath sequences and columns XPath XML tables and trees form validation http-request local-storage location-element set-url hex grid npm versions