feat(server): revision authors, revisions after a seq, online machines

backend/internal/client/remote_test.go

@@ -193,6 +193,14 @@ func TestDaemonFollowsServersAddedLater(t *testing.T) {
 	write(t, mac.root, "docs/agents/second.md", "second")
 	mac.sync()
 	fresh.waitFor("docs/agents/second.md", "second")
+
+	var machines []protocol.Machine
+	if err := (&Client{URL: event, Token: adminToken}).call(context.Background(), http.MethodGet, "/api/machines", nil, &machines); err != nil {
+		t.Fatal(err)
+	}
+	if len(machines) != 1 || !machines[0].Online {
+		t.Fatalf("the daemon is not online on the server it was bound to: %+v", machines)
+	}
 }
 
 func (m *machine) waitFor(path, content string) {