The build fails with the latest bout++: error: assigning to 'Laplacian *' from incompatible type 'std::unique_ptr<Laplacian>'

[yurivict]

/wrkdirs/usr/ports/science/bout++-merging-filaments/work/merging-filaments-ee5a7b9/merging-flux.cxx:159:17: error: assigning to 'Laplacian *' from incompatible type 'std::unique_ptr<Laplacian>'
  159 |     phiSolver = Laplacian::create(Options::getRoot()->getSection("phisolver"));
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/wrkdirs/usr/ports/science/bout++-merging-filaments/work/merging-filaments-ee5a7b9/merging-flux.cxx:160:17: error: assigning to 'Laplacian *' from incompatible type 'std::unique_ptr<Laplacian>'
  160 |     psiSolver = Laplacian::create(Options::getRoot()->getSection("psisolver"));
      |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
6 warnings and 2 errors generated.
ninja: build stopped: subcommand failed.

log

Is this an obsolete, unmaintained project?