fix(test): events.NewBus → events.New (correct function name)

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

server/cmd/server/integration_test.go

@@ -61,7 +61,7 @@ func TestMain(m *testing.M) {
 	hub := realtime.NewHub()
 	go hub.Run()
 
-	bus := events.NewBus()
+	bus := events.New()
 	router := NewRouter(pool, hub, bus)
 	testServer = httptest.NewServer(router)
 

server/internal/handler/handler_test.go

@@ -45,7 +45,7 @@ func TestMain(m *testing.M) {
 	queries := db.New(pool)
 	hub := realtime.NewHub()
 	go hub.Run()
-	bus := events.NewBus()
+	bus := events.New()
 	testHandler = New(queries, pool, hub, bus)
 	testPool = pool