Done

src/GraphDeployer/Program.cs

 using Coscine.Configuration;
 using Coscine.GraphDeployer.Logging;
 using Coscine.Metadata;
-using GitLabApiClient;
-using GitLabApiClient.Models.Projects.Responses;
 using LibGit2Sharp;
 using Microsoft.Extensions.Logging;
-using Newtonsoft.Json;
 using NLog.Config;
 using NLog.Extensions.Logging;
 using System.Diagnostics;
@@ -28,10 +25,9 @@ public class Program
         ConfigurationItemFactory.Default.LayoutRenderers.RegisterDefinition("assembly-name", typeof(AssemblyNameLayoutRenderer));
         ConfigurationItemFactory.Default.LayoutRenderers.RegisterDefinition("assembly-version", typeof(AssemblyVersionLayoutRenderer));
         _logger = LoggerFactory.Create(builder => builder.AddNLog()).CreateLogger<Program>();
-
-        Token = Configuration.GetStringAndWait("coscine/global/gitlabtoken");
         try
         {
+            Token = Configuration.GetStringAndWait("coscine/global/gitlabtoken");
             Run();
         }
         catch (Exception ex)
@@ -103,10 +99,13 @@ public class Program
 
                     if (_rdfStoreConnector.HasGraph(graphName))
                     {
-                        _logger.LogDebug("Clearing Graph {graphName}", graphName);
                         _rdfStoreConnector.ClearGraph(graphName);
                         _logger.LogInformation("Cleared Graph {graphName}", graphName);
                     }
+                    else
+                    {
+                        _logger.LogInformation("No Graph {graphName}", graphName);
+                    }
 
                     queries.Add($"ld_dir('{fileInfo.DirectoryName[2..].Replace("\\", "/")}', '{fileInfo.Name}', '{graphName}');");
                 }
@@ -115,11 +114,11 @@ public class Program
 
                 foreach (var query in queries)
                 {
-                    _logger.LogDebug("Executing queries {@queries}", queries);
                     ExecuteCommand(
                         "powershell.exe",
                         $"\"\\\"{query}\\\" | {virtuosoISQLLocation}\""
                     );
+                    _logger.LogInformation("Query executed {@query}", query);
                 }
             }
 
@@ -127,7 +126,7 @@ public class Program
             EmptyWorkingFolder();
         }
 
-        Console.WriteLine("Done");
+        _logger.LogInformation("Done");
     }
 
     private static void ExecuteCommand(string fileName, string arguments)
@@ -148,10 +147,12 @@ public class Program
         process.Start();
 
         string output = process.StandardOutput.ReadToEnd();
-        Console.WriteLine(output);
+        if (!string.IsNullOrWhiteSpace(output))
+            _logger.LogDebug("Executed queries {filename} {arguments} >>> {output}", fileName, arguments, output);
 
         string errors = process.StandardError.ReadToEnd();
-        Console.WriteLine(errors);
+        if (!string.IsNullOrWhiteSpace(errors))
+            _logger.LogError("Errors during execution of command {filename} {arguments} >>> {errors}", fileName, arguments, errors);
     }
 
     public static void CloneGraphRepo(GraphRepo graphRepo, out bool success)
@@ -177,17 +178,25 @@ public class Program
     public static void EmptyWorkingFolder()
     {
         var directory = new DirectoryInfo(WorkingFolder);
-        _logger.LogInformation("Deleting {fileCount} files and {directoryCount} directories from {workingFolder}.", directory.EnumerateFiles().Count(), directory.EnumerateDirectories().Count(), WorkingFolder);
-        foreach (FileInfo file in directory.EnumerateFiles())
+        var filesToDelete = directory.EnumerateFiles("*.*", SearchOption.AllDirectories);
+        var dirsToDelete = directory.EnumerateDirectories();
+        _logger.LogInformation("Deleting {fileCount} files and {directoryCount} directories from {workingFolder}.", filesToDelete.Count(), dirsToDelete.Count(), WorkingFolder);
+        foreach (var file in filesToDelete)
         {
+            file.Attributes = FileAttributes.Normal;
             file.Delete();
         }
-        foreach (DirectoryInfo dir in directory.EnumerateDirectories())
+        foreach (var dir in dirsToDelete)
         {
             dir.Delete(true);
         }
     }
 
+    private static FileAttributes RemoveAttribute(FileAttributes attributes, FileAttributes attributesToRemove)
+    {
+        return attributes & ~attributesToRemove;
+    }
+
     private static void LogInnerException(Exception ex)
     {
         if (ex.InnerException is not null)