fix(demotools): update DeesDemoWrapper to handle multiple slotted elements in runAfterRender callback

readme.plan.md

@@ -34,11 +34,11 @@ The properties panel has timing issues detecting rendered elements because:
 ## Created DeesDemoWrapper Component
 - Location: ts_demotools/demotools.ts
 - Allows wrapping demo elements with post-render functionality
-- Provides runAfterRender callback that receives the rendered element
+- Provides runAfterRender callback that receives ALL slotted elements as HTMLCollection
 - Uses display: contents to not affect layout
 - Handles timing automatically with 50ms delay after firstUpdated
 - Supports both sync and async callbacks
-- Exports available at @design.estate/dees-wcctools/demoTools
+- Exports available at @design.estate/dees-wcctools/demotools (lowercase)
 
 # Documentation Update (COMPLETED)
 
@@ -50,4 +50,13 @@ The properties panel has timing issues detecting rendered elements because:
 - Best practices and guidelines
 - API reference
 - Browser support information
-- Complete examples for all major features
+- Complete examples for all major features
+
+# Enhanced DemoWrapper (COMPLETED)
+
+## Modified runAfterRender callback:
+- Now receives HTMLCollection of ALL slotted elements instead of just the first one
+- Allows access to complete slotted DOM structure
+- Updated documentation with correct import path (lowercase 'demotools')
+- Examples show how to work with multiple slotted elements
+- Maintains backward compatibility by accessing elements via index