diff --git a/examples/01-content-operations/src/server/server.ts b/examples/01-content-operations/src/server/server.ts
index a1cb25c..0117bd1 100644
--- a/examples/01-content-operations/src/server/server.ts
+++ b/examples/01-content-operations/src/server/server.ts
@@ -67,17 +67,13 @@ export async function startServer(
     }
     response.json(unit);
   });
-  app.use("/universer-api", (request, response) => {
-    request.url = request.originalUrl;
-    transport.handleRequest(request, response);
-  });
 
   const webRoot = fileURLToPath(new URL("../web", import.meta.url));
   app.use(express.static(webRoot));
   app.get("/{*path}", (_request, response) => response.sendFile("index.html", { root: webRoot }));
 
   const server = createServer(app);
-  server.on("upgrade", (request, socket, head) => transport.handleUpgrade(request, socket, head));
+  transport.attach(server);
   await listen(server, 3010);
   const address = server.address();
   if (address === null || typeof address === "string") throw new Error("Server did not start");
diff --git a/examples/01-content-operations/test/smoke.test.ts b/examples/01-content-operations/test/smoke.test.ts
index c502477..e330f37 100644
--- a/examples/01-content-operations/test/smoke.test.ts
+++ b/examples/01-content-operations/test/smoke.test.ts
@@ -16,6 +16,13 @@ afterEach(async () => await server?.close());
 
 it("creates, inspects, executes, and opens Sheet, Doc, and Slide units", async () => {
   server = await startServer(":memory:");
+
+  const ticket = await fetch(`${server.origin}/universer-api/user/session-ticket`);
+  expect(ticket.status).toBe(200);
+  expect(await ticket.json()).toMatchObject({ ticket: expect.any(String) });
+  const fallback = await fetch(`${server.origin}/universer-api/not-an-endpoint`);
+  expect(fallback.status).toBe(200);
+  expect(await fallback.text()).toContain('id="sidebar"');
   const sheetId = (await run("create", "sheet", "--name", "Demo Sheet")).trim();
 
   const before = await run(
diff --git a/examples/02-file-exchange/src/server/server.ts b/examples/02-file-exchange/src/server/server.ts
index 14d3a5b..175ca68 100644
--- a/examples/02-file-exchange/src/server/server.ts
+++ b/examples/02-file-exchange/src/server/server.ts
@@ -69,17 +69,13 @@ export async function startServer(
     }
     response.json(unit);
   });
-  app.use("/universer-api", (request, response) => {
-    request.url = request.originalUrl;
-    transport.handleRequest(request, response);
-  });
 
   const webRoot = fileURLToPath(new URL("../web", import.meta.url));
   app.use(express.static(webRoot));
   app.get("/{*path}", (_request, response) => response.sendFile("index.html", { root: webRoot }));
 
   const server = createServer(app);
-  server.on("upgrade", (request, socket, head) => transport.handleUpgrade(request, socket, head));
+  transport.attach(server);
   await listen(server, 3010);
   const address = server.address();
   if (address === null || typeof address === "string") throw new Error("Server did not start");
diff --git a/examples/02-file-exchange/test/smoke.test.ts b/examples/02-file-exchange/test/smoke.test.ts
index c502477..e330f37 100644
--- a/examples/02-file-exchange/test/smoke.test.ts
+++ b/examples/02-file-exchange/test/smoke.test.ts
@@ -16,6 +16,13 @@ afterEach(async () => await server?.close());
 
 it("creates, inspects, executes, and opens Sheet, Doc, and Slide units", async () => {
   server = await startServer(":memory:");
+
+  const ticket = await fetch(`${server.origin}/universer-api/user/session-ticket`);
+  expect(ticket.status).toBe(200);
+  expect(await ticket.json()).toMatchObject({ ticket: expect.any(String) });
+  const fallback = await fetch(`${server.origin}/universer-api/not-an-endpoint`);
+  expect(fallback.status).toBe(200);
+  expect(await fallback.text()).toContain('id="sidebar"');
   const sheetId = (await run("create", "sheet", "--name", "Demo Sheet")).trim();
 
   const before = await run(
diff --git a/examples/03-visual-inspection/src/server/server.ts b/examples/03-visual-inspection/src/server/server.ts
index 34e65d5..436d2c1 100644
--- a/examples/03-visual-inspection/src/server/server.ts
+++ b/examples/03-visual-inspection/src/server/server.ts
@@ -69,17 +69,13 @@ export async function startServer(
     }
     response.json(unit);
   });
-  app.use("/universer-api", (request, response) => {
-    request.url = request.originalUrl;
-    transport.handleRequest(request, response);
-  });
 
   const webRoot = fileURLToPath(new URL("../web", import.meta.url));
   app.use(express.static(webRoot));
   app.get("/{*path}", (_request, response) => response.sendFile("index.html", { root: webRoot }));
 
   const server = createServer(app);
-  server.on("upgrade", (request, socket, head) => transport.handleUpgrade(request, socket, head));
+  transport.attach(server);
   await listen(server, 3010);
   const address = server.address();
   if (address === null || typeof address === "string") throw new Error("Server did not start");
diff --git a/examples/03-visual-inspection/test/smoke.test.ts b/examples/03-visual-inspection/test/smoke.test.ts
index f50bcdc..18782cc 100644
--- a/examples/03-visual-inspection/test/smoke.test.ts
+++ b/examples/03-visual-inspection/test/smoke.test.ts
@@ -15,6 +15,13 @@ afterEach(async () => await server?.close());
 
 it("keeps 01 and adds screenshots for Sheet, Doc, and Slide", async () => {
   server = await startServer(":memory:");
+
+  const ticket = await fetch(`${server.origin}/universer-api/user/session-ticket`);
+  expect(ticket.status).toBe(200);
+  expect(await ticket.json()).toMatchObject({ ticket: expect.any(String) });
+  const fallback = await fetch(`${server.origin}/universer-api/not-an-endpoint`);
+  expect(fallback.status).toBe(200);
+  expect(await fallback.text()).toContain('id="sidebar"');
   const sheetId = (await run("create", "sheet", "--name", "Demo Sheet")).trim();
 
   const before = await run(
diff --git a/examples/04-worktree/src/server/server.ts b/examples/04-worktree/src/server/server.ts
index cc90381..1a01c62 100644
--- a/examples/04-worktree/src/server/server.ts
+++ b/examples/04-worktree/src/server/server.ts
@@ -103,17 +103,13 @@ export async function startServer(
   app.get("/api/worktrees", (_request, response) => {
     response.json(worktrees.list());
   });
-  app.use("/universer-api", (request, response) => {
-    request.url = request.originalUrl;
-    transport.handleRequest(request, response);
-  });
 
   const webRoot = fileURLToPath(new URL("../web", import.meta.url));
   app.use(express.static(webRoot));
   app.get("/{*path}", (_request, response) => response.sendFile("index.html", { root: webRoot }));
 
   const server = createServer(app);
-  server.on("upgrade", (request, socket, head) => transport.handleUpgrade(request, socket, head));
+  transport.attach(server);
   await listen(server, port);
   const address = server.address();
   if (address === null || typeof address === "string") throw new Error("Server did not start");
diff --git a/examples/04-worktree/test/smoke.test.ts b/examples/04-worktree/test/smoke.test.ts
index 8aebc45..960a8c8 100644
--- a/examples/04-worktree/test/smoke.test.ts
+++ b/examples/04-worktree/test/smoke.test.ts
@@ -15,6 +15,13 @@ afterEach(async () => await server?.close());
 
 it("keeps 02 and edits Sheet, Doc, and Slide through Worktrees", async () => {
   server = await startServer(":memory:");
+
+  const ticket = await fetch(`${server.origin}/universer-api/user/session-ticket`);
+  expect(ticket.status).toBe(200);
+  expect(await ticket.json()).toMatchObject({ ticket: expect.any(String) });
+  const fallback = await fetch(`${server.origin}/universer-api/not-an-endpoint`);
+  expect(fallback.status).toBe(200);
+  expect(await fallback.text()).toContain('id="sidebar"');
   const sheetId = (await run("create", "sheet", "--name", "Demo Sheet")).trim();
   const sheetWorktree = (await run("worktree", "create", "--unit", sheetId)).trim();
 
diff --git a/examples/slide-gen-cli/src/server/server.ts b/examples/slide-gen-cli/src/server/server.ts
index 294c870..e8195c9 100644
--- a/examples/slide-gen-cli/src/server/server.ts
+++ b/examples/slide-gen-cli/src/server/server.ts
@@ -101,17 +101,13 @@ export async function startServer(
   app.get("/api/worktrees", (_request, response) => {
     response.json(worktrees.list());
   });
-  app.use("/universer-api", (request, response) => {
-    request.url = request.originalUrl;
-    transport.handleRequest(request, response);
-  });
 
   const webRoot = fileURLToPath(new URL("../web", import.meta.url));
   app.use(express.static(webRoot));
   app.get("/{*path}", (_request, response) => response.sendFile("index.html", { root: webRoot }));
 
   const server = createServer(app);
-  server.on("upgrade", (request, socket, head) => transport.handleUpgrade(request, socket, head));
+  transport.attach(server);
   await listen(server, port);
   const address = server.address();
   if (address === null || typeof address === "string") throw new Error("Server did not start");
diff --git a/examples/slide-gen-cli/test/server.test.ts b/examples/slide-gen-cli/test/server.test.ts
index b8a1d0b..348ca06 100644
--- a/examples/slide-gen-cli/test/server.test.ts
+++ b/examples/slide-gen-cli/test/server.test.ts
@@ -18,6 +18,13 @@ it("creates only empty Slide units and keeps unit and Worktree routes available"
   temporaryRoot = await mkdtemp(join(tmpdir(), "slide-gen-server-"));
   server = await startServer(join(temporaryRoot, "server.sqlite"), 0);
 
+  const ticket = await fetch(`${server.origin}/universer-api/user/session-ticket`);
+  expect(ticket.status).toBe(200);
+  expect(await ticket.json()).toMatchObject({ ticket: expect.any(String) });
+  const fallback = await fetch(`${server.origin}/universer-api/not-an-endpoint`);
+  expect(fallback.status).toBe(200);
+  expect(await fallback.text()).toContain('id="sidebar"');
+
   const unnamed = await create({});
   expect(unnamed).toMatchObject({ name: "Untitled Slide", unitType: "slide", revision: 1 });