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/e2e/project-picker-desktop.spec.ts

@@ -2,7 +2,9 @@ import { test, expect } from "./fixtures";
 import { gotoAppShell } from "./helpers/app";
 import { injectDesktopBridge, waitForDirectoryDialog } from "./helpers/desktop-updates";
 import { expectOpenedProject } from "./helpers/project-picker-ui";
+import { expectNewWorkspaceForAddedProject } from "./helpers/add-project-flow";
 import { getServerId } from "./helpers/server-id";
+import { connectSeedClient } from "./helpers/seed-client";
 
 test.skip(process.env.E2E_DESKTOP_RUNTIME !== "1", "requires Metro's Electron platform overlay");
 
@@ -24,6 +26,18 @@ test("Browse opens the folder selected by the desktop dialog", async ({
 
   const projectId = await expectOpenedProject(page, projectPickerFixture.projectName);
   projectPickerFixture.rememberProjectId(projectId);
+  await expectNewWorkspaceForAddedProject(page, {
+    serverId: getServerId(),
+    projectId,
+    projectName: projectPickerFixture.projectName,
+    projectPath: projectPickerFixture.projectPath,
+  });
+  const client = await connectSeedClient();
+  try {
+    expect((await client.fetchWorkspaces({ filter: { projectId } })).entries).toEqual([]);
+  } finally {
+    await client.close();
+  }
 });
 
 test("canceling Browse returns to the Add Project methods", async ({