diff --git a/Tranga-API/Program.cs b/Tranga-API/Program.cs
index 7d4e186..ae36e7d 100644
--- a/Tranga-API/Program.cs
+++ b/Tranga-API/Program.cs
@@ -1,7 +1,27 @@
 using System.Text.Json;
 using Tranga;
+using Logging;
+
+string applicationFolderPath =  Path.Join(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "Tranga-API");
+string logsFolderPath = Path.Join(applicationFolderPath, "logs");
+string logFilePath = Path.Join(logsFolderPath, $"log-{DateTime.Now:dd-M-yyyy-HH-mm-ss}.txt");
+string settingsFilePath = Path.Join(applicationFolderPath, "data.json");
+
+Console.WriteLine($"Logfile-Path: {logFilePath}");
+Console.WriteLine($"Settings-File-Path: {settingsFilePath}");
+
+Logger logger = new(new[] { Logger.LoggerType.FileLogger }, null, null, logFilePath);
+
+logger.WriteLine("Tranga_API", "Loading Taskmanager.");
+
+TaskManager.SettingsData settings;
+if (File.Exists(settingsFilePath))
+    settings = TaskManager.LoadData(settingsFilePath);
+else
+    settings = new TaskManager.SettingsData(Directory.GetCurrentDirectory(), settingsFilePath, null, new HashSet<TrangaTask>());
+
+TaskManager taskManager = new (settings, logger);
 
-TaskManager taskManager = new (Directory.GetCurrentDirectory());
 var builder = WebApplication.CreateBuilder(args);
 var app = builder.Build();
 
@@ -22,8 +42,14 @@ app.MapGet("/GetPublications", (string connectorName, string? publicationName) =
 
 app.MapGet("/ListTasks", () => JsonSerializer.Serialize(taskManager.GetAllTasks()));
 
+app.MapGet("/TaskTypes", () =>
+{
+    string[] availableTasks = Enum.GetNames(typeof(TrangaTask.Task));
+    return JsonSerializer.Serialize(availableTasks);
+});
+
 app.MapGet("/CreateTask",
-    (TrangaTask.Task task, string? connectorName, string? publicationName, TimeSpan reoccurrence, string? language) =>
+    (TrangaTask.Task task, string? connectorName, string? publicationInternalId, TimeSpan reoccurrence, string? language) =>
     {
         switch (task)
         {
@@ -33,19 +59,18 @@ app.MapGet("/CreateTask",
             case TrangaTask.Task.DownloadNewChapters:
                 try
                 {
-                    Connector connector = taskManager.GetConnector(connectorName);
-                    
-                    Publication[] publications;
-                    if (publicationName is not null)
-                        publications = connector.GetPublications(publicationName);
-                    else
-                        publications = connector.GetPublications();
-                    
-                    Publication? publication = publications.FirstOrDefault(pub => pub.downloadUrl == publicationName);
+                    Publication? publication = taskManager.GetAllPublications()
+                        .FirstOrDefault(pub => pub.internalId == publicationInternalId);
+
                     if (publication is null)
-                        JsonSerializer.Serialize($"Publication {publicationName} is unknown.");
-                    taskManager.AddTask(TrangaTask.Task.DownloadNewChapters, connectorName, publication, reoccurrence, language ?? "");
-                    return JsonSerializer.Serialize("Success");
+                    {
+                        return JsonSerializer.Serialize($"Publication {publicationInternalId} is unknown.");
+                    }
+                    else
+                    {
+                        taskManager.AddTask(TrangaTask.Task.DownloadNewChapters, connectorName, publication, reoccurrence, language ?? "");
+                        return JsonSerializer.Serialize("Success");
+                    }
                 }
                 catch (Exception e)
                 {
@@ -58,7 +83,7 @@ app.MapGet("/CreateTask",
         return JsonSerializer.Serialize("Not Implemented");
     });
 
-app.MapGet("/RemoveTask", (TrangaTask.Task task, string? connectorName, string? publicationName) =>
+app.MapGet("/RemoveTask", (TrangaTask.Task task, string? connectorName, string? publicationInternalId) =>
 {
     switch (task)
     {
@@ -66,9 +91,9 @@ app.MapGet("/RemoveTask", (TrangaTask.Task task, string? connectorName, string?
             taskManager.DeleteTask(TrangaTask.Task.UpdateKomgaLibrary, null, null);
             return JsonSerializer.Serialize("Success");
         case TrangaTask.Task.DownloadNewChapters:
-            Publication? publication = taskManager.GetAllPublications().FirstOrDefault(pub => pub.downloadUrl == publicationName);
+            Publication? publication = taskManager.GetAllPublications().FirstOrDefault(pub => pub.internalId == publicationInternalId);
             if (publication is null)
-                JsonSerializer.Serialize($"Publication {publicationName} is unknown.");
+                JsonSerializer.Serialize($"Publication with id {publicationInternalId} is unknown.");
             
             taskManager.DeleteTask(TrangaTask.Task.DownloadNewChapters, connectorName, publication);