sync: editable workflows from private repo

- Users can edit/create workflows from Settings → Workflows tab
- File-based storage for custom workflows
- Bundled workflows serve as fallback when no user file exists
- Added createEdge tool access for workflows (Quick Link)
- Cleaned up stale terminology in workflow prompts

Files synced:
- src/services/workflows/workflowFileService.ts (NEW)
- app/api/workflows/[key]/route.ts (NEW)
- src/services/workflows/registry.ts
- src/components/settings/WorkflowsViewer.tsx
- src/tools/infrastructure/registry.ts
- src/services/agents/wiseRAHExecutor.ts
- src/config/workflows/integrate.ts
- src/config/prompts/wise-rah.ts

src/services/agents/wiseRAHExecutor.ts

@@ -163,21 +163,24 @@ export class WiseRAHExecutor {
       );
 
       // Enforce read-only constraint - remove write tools EXCEPT for workflows
-      // Workflows (like integrate) need updateNode for direct content updates
-      const writeToolsToRemove = isWorkflow 
-        ? ['createNode', 'createEdge', 'updateEdge', 'embedContent', 'youtubeExtract', 'websiteExtract', 'paperExtract', 'delegateToWiseRAH']
+      // Workflows need updateNode for content updates and createEdge for Quick Link workflow
+      const writeToolsToRemove = isWorkflow
+        ? ['createNode', 'updateEdge', 'embedContent', 'youtubeExtract', 'websiteExtract', 'paperExtract', 'delegateToWiseRAH']
         : ['createNode', 'updateNode', 'createEdge', 'updateEdge', 'embedContent', 'youtubeExtract', 'websiteExtract', 'paperExtract', 'delegateToWiseRAH'];
-      
+
       writeToolsToRemove.forEach(toolName => {
         if (toolName in wrappedTools) {
           console.warn(`WiseRAHExecutor: ${toolName} detected in planner toolset. Removing to enforce read-only constraint.`);
           delete wrappedTools[toolName];
         }
       });
-      
+
       if (isWorkflow && 'updateNode' in wrappedTools) {
         console.log('✅ [WiseRAHExecutor] updateNode preserved for workflow execution');
       }
+      if (isWorkflow && 'createEdge' in wrappedTools) {
+        console.log('✅ [WiseRAHExecutor] createEdge preserved for workflow execution');
+      }
       console.log('🔒 [WiseRAHExecutor] Final tools after read-only enforcement:', Object.keys(wrappedTools));
       
       console.log('📝 [WiseRAHExecutor] Starting manual agentic loop...');