Clean up /tmp after job finishes

src/SlurmJob.cpp

@@ -111,6 +111,8 @@ void SlurmJob::PrepareNewScript(std::filesystem::path oldScript) {
     newScriptS << shebang << '\n';
     for (auto setting : Settings)
         newScriptS << "#SBATCH --" << setting.first << "=" << setting.second << '\n';
+
+    newScriptS << "\ntrap \"rm -rf /tmp/* || true\" EXIT\n"
     newScriptS << oldScriptS.rdbuf();
 
     oldScriptS.close();