Added KomgaAPI base,

Rewrote settings/task storage to only produce single file

Tranga/Komga.cs

@@ -0,0 +1,71 @@
+using System.Text.Json;
+using System.Text.Json.Nodes;
+
+namespace Tranga;
+
+public class Komga
+{
+    private string baseUrl { get; }
+
+    public Komga(string baseUrl)
+    {
+        this.baseUrl = baseUrl;
+    }
+
+    public KomgaLibrary[] GetLibraries()
+    {
+        Stream data = NetClient.MakeRequest($"{baseUrl}/api/v1/libraries");
+        JsonArray? result = JsonSerializer.Deserialize<JsonArray>(data);
+        if (result is null)
+            return Array.Empty<KomgaLibrary>();
+
+        HashSet<KomgaLibrary> ret = new();
+
+        foreach (JsonNode jsonNode in result)
+        {
+            var jObject = (JsonObject?)jsonNode;
+            string libraryId = jObject!["id"]!.GetValue<string>();
+            string libraryName = jObject!["name"]!.GetValue<string>();
+            ret.Add(new KomgaLibrary(libraryId, libraryName));
+        }
+
+        return ret.ToArray();
+    }
+
+    public bool UpdateLibrary(string libraryId)
+    {
+        return NetClient.MakePost($"{baseUrl}/api/v1/libraries/{libraryId}/scan");
+    }
+
+    public struct KomgaLibrary
+    {
+        public string id { get; }
+        public string name { get; }
+
+        public KomgaLibrary(string id, string name)
+        {
+            this.id = id;
+            this.name = name;
+        }
+    }
+
+    private static class NetClient
+    {
+        public static Stream MakeRequest(string url)
+        {
+            HttpClient client = new();
+            HttpRequestMessage requestMessage = new(HttpMethod.Get, url);
+            HttpResponseMessage response = client.Send(requestMessage);
+            Stream resultString = response.IsSuccessStatusCode ? response.Content.ReadAsStream() : Stream.Null;
+            return resultString;
+        }
+
+        public static bool MakePost(string url)
+        {
+            HttpClient client = new();
+            HttpRequestMessage requestMessage = new(HttpMethod.Post, url);
+            HttpResponseMessage response = client.Send(requestMessage);
+            return response.IsSuccessStatusCode;
+        }
+    }
+}