Reorganize documentation into canonical repository layout

Adopt CoulombSocial/HelixForge/MarkiTect documentation structure:
- research/260608-yawex-prior-art/ — yawex exploration and sources
- demand/ — inbound NetKingdom integration requirements
- spec/ — PRD, TSD, UseCaseCatalog, ArchitectureBlueprint scaffolds
- docs/ — stakeholder documentation and repository-layout guide
- wiki/, issues/, history/ — scaffolded directories

Add SCOPE.md and AGENTS.md. Update workplan paths and README.

research/260608-yawex-prior-art/sources/yawex-0.7.4/pages/WelcomePage

@@ -0,0 +1,27 @@
+This is WelcomePage! 
+
+
+- NeueSeite 
+
+- NewPage               
+- SearchPage    
+- RecentChanges 
+
+
+- GlobalPages   
+- HelpPages     
+- UserPages     
+
+
+- WelcomePage  
+- TopLevelPage 
+
+
+- GlobalPage  
+- HelpPage    
+
+
+- SubContext 
+- SubContextPage 
+
+