feat: implement generation workflow with resource loading and candidate management

app/app.ts

@@ -13,12 +13,14 @@ import { editorCommands } from "@commands/editor";
 import { projectCommands } from "@commands/project";
 import { createInitialAppState } from "@editor/initial-state";
 import { createAppStore } from "@editor/store";
+import { createGenerationWorkflow } from "@operations/generation/workflow";
 
 export type ImageStudioApp = ReturnType<typeof createImageStudioApp>;
 
 export function createImageStudioApp(options?: { documentName?: string; createDefaultArtboard?: boolean }) {
   const registry = createCommandRegistry([...projectCommands, ...viewportCommands, ...selectionCommands, ...documentCommands, ...toolCommands, ...generationCommands, ...transformCommands, ...historyCommands, ...commandPaletteCommands, ...workspaceCommands, ...editorCommands]);
   const store = createAppStore(createInitialAppState(options?.documentName), registry);
+  const generation = createGenerationWorkflow(store);
 
   if (options?.createDefaultArtboard !== false) {
     const artboardId = crypto.randomUUID();
@@ -33,5 +35,6 @@ export function createImageStudioApp(options?: { documentName?: string; createDe
   return {
     registry,
     store,
+    workflows: { generation },
   };
 }