fix(projects): separate registration from workspace setup

Adding or cloning a project now registers it and opens workspace setup
instead of creating a workspace implicitly. Keep Add Project independently
mounted from Search so closing one cannot control the other.

packages/app/src/hooks/use-open-add-project.ts

@@ -1,16 +1,5 @@
-import { useCallback } from "react";
 import { useAddProjectFlowStore } from "@/stores/add-project-flow-store";
-import { useKeyboardShortcutsStore } from "@/stores/keyboard-shortcuts-store";
 
 export function useOpenAddProject(): (preferredHostId?: string) => void {
-  const openFlow = useAddProjectFlowStore((state) => state.open);
-  const setCommandCenterOpen = useKeyboardShortcutsStore((state) => state.setCommandCenterOpen);
-
-  return useCallback(
-    (preferredHostId?: string) => {
-      openFlow(preferredHostId);
-      setCommandCenterOpen(true);
-    },
-    [openFlow, setCommandCenterOpen],
-  );
+  return useAddProjectFlowStore((state) => state.open);
 }