Embedded images replaced with cid linked resources. (#313)

* Added logic to replace embedded images with linked resources

* Added alt text for images and replaced NewtonSoft with Text.Json

* Fix draft mime preparation

* Fix crashes for signatures without images.

---------

Co-authored-by: Burak Kaan Köse <bkaankose@outlook.com>

Wino.Core.Domain/Models/AutoDiscovery/AutoDiscoveryProviderSetting.cs

@@ -1,22 +1,22 @@
-using Newtonsoft.Json;
+using System.Text.Json.Serialization;
 
 namespace Wino.Core.Domain.Models.AutoDiscovery
 {
     public class AutoDiscoveryProviderSetting
     {
-        [JsonProperty("protocol")]
+        [JsonPropertyName("protocol")]
         public string Protocol { get; set; }
 
-        [JsonProperty("address")]
+        [JsonPropertyName("address")]
         public string Address { get; set; }
 
-        [JsonProperty("port")]
+        [JsonPropertyName("port")]
         public int Port { get; set; }
 
-        [JsonProperty("secure")]
+        [JsonPropertyName("secure")]
         public string Secure { get; set; }
 
-        [JsonProperty("username")]
+        [JsonPropertyName("username")]
         public string Username { get; set; }
     }
 }

Wino.Core.Domain/Models/AutoDiscovery/AutoDiscoverySettings.cs

@@ -1,19 +1,19 @@
 using System;
 using System.Collections.Generic;
-using Newtonsoft.Json;
+using System.Text.Json.Serialization;
 using Wino.Core.Domain.Entities;
 
 namespace Wino.Core.Domain.Models.AutoDiscovery
 {
     public class AutoDiscoverySettings
     {
-        [JsonProperty("domain")]
+        [JsonPropertyName("domain")]
         public string Domain { get; set; }
 
-        [JsonProperty("password")]
+        [JsonPropertyName("password")]
         public string Password { get; set; }
 
-        [JsonProperty("settings")]
+        [JsonPropertyName("settings")]
         public List<AutoDiscoveryProviderSetting> Settings { get; set; }
 
         /// <summary>

Wino.Core.Domain/Models/Reader/ImageInfo.cs

@@ -0,0 +1,12 @@
+using System.Text.Json.Serialization;
+
+namespace Wino.Core.Domain.Models.Reader;
+
+public class ImageInfo
+{
+    [JsonPropertyName("data")]
+    public string Data { get; set; }
+
+    [JsonPropertyName("name")]
+    public string Name { get; set; }
+}

Wino.Core.Domain/Models/Reader/WebViewMessage.cs

@@ -1,4 +1,4 @@
-using Newtonsoft.Json;
+using System.Text.Json.Serialization;
 
 namespace Wino.Core.Domain.Models.Reader
 {
@@ -7,10 +7,10 @@ namespace Wino.Core.Domain.Models.Reader
     /// </summary>
     public class WebViewMessage
     {
-        [JsonProperty("type")]
+        [JsonPropertyName("type")]
         public string Type { get; set; }
 
-        [JsonProperty("value")]
+        [JsonPropertyName("value")]
         public string Value { get; set; }
     }
 }