message: Fix log write failure when installing port for the first time
diff: @@ -525,8 +525,14 @@ namespace vcpkg::Build
  #else
  const auto& env = System::get_clean_environment();
  #endif
  - auto stdoutlog =
  - paths.buildtrees / action.spec.name() / ("stdout-" + action.spec.triplet().canonical_name() + ".log");
  + auto buildpath = paths.buildtrees / action.spec.name();
  + if (!fs.exists(buildpath))
  + {
  + std::error_code err;
  + fs.create_directory(buildpath, err);
  + Checks::check_exit(VCPKG_LINE_INFO, !err.value(), "Failed to create directory '%s', code: %d", buildpath.u8string(), err.value());
  + }
  + auto stdoutlog = buildpath / ("stdout-" + action.spec.triplet().canonical_name() + ".log");
  std::ofstream out_file(stdoutlog.native().c_str(), std::ios::out | std::ios::binary | std::ios::trunc);
  Checks::check_exit(VCPKG_LINE_INFO, out_file, "Failed to open '%s' for writing", stdoutlog.u8string());
  const int return_code = System::cmd_execute_and_stream_data(
  