c6a0cfc2b1
* Initial factoring out of parts of the LayerUI component 2360 → 2224 LOC * Create a Section component * Break up src/index.tsx * Refactor actions to reduce duplication, fix CSS Also consolidate icons * Move scene/data.ts to its own directory * Fix accidental reverts, banish further single-character variables * ACTIVE_ELEM_COLOR → ACTIVE_ELEMENT_COLOR * Further refactoring the icons file * Log all errors * Pointer Event polyfill to make the tests work * add test hooks & fix tests Co-authored-by: dwelle <luzar.david@gmail.com>