ui: Data Generation view (per-DB tabs, light generate, run status) + topology pulse

ui/src/App.tsx

@@ -17,6 +17,7 @@ import { DataQualityView } from './components/features/DataQualityView'
 import { KnowledgeChatView } from './components/features/KnowledgeChatView'
 import { StorageView } from './components/features/StorageView'
 import { HdfsView } from './components/features/HdfsView'
+import { DataGenView } from './components/features/DataGenView'
 import { SearchView } from './components/features/SearchView'
 import { SshTerminal } from './components/features/SshTerminal'
 import { TerminalDock } from './components/features/TerminalDock'
@@ -123,7 +124,10 @@ export default function App() {
                     animations={cc.anims}
                     selectedNodeId={cc.selectedNodeId}
                     onNodeClick={cc.selectNode}
+                    pulse={cc.genPulse}
                   />
+                ) : cc.mainView === 'datagen' ? (
+                  <DataGenView onPulse={cc.pulseFlow} onOpenPlatform={() => cc.setMainView('platform')} />
                 ) : cc.mainView === 'presentation' ? (
                   <PresentationView />
                 ) : cc.mainView === 'dataquality' ? (