fix: migrate issue trackers of 2025.26

src/App.JsonCodeGen.cs

@@ -65,6 +65,7 @@ public override void Write(Utf8JsonWriter writer, DataGridLength value, JsonSeri
     [JsonSerializable(typeof(Models.ThemeOverrides))]
     [JsonSerializable(typeof(Models.Version))]
     [JsonSerializable(typeof(Models.RepositorySettings))]
+    [JsonSerializable(typeof(Models.IssueTrackerMigrator.IssueTrackerRepositorySettingsVersion202526))]
     [JsonSerializable(typeof(List<Models.VisualStudioInstance>))]
     [JsonSerializable(typeof(ViewModels.Preferences))]
     internal partial class JsonCodeGen : JsonSerializerContext { }

src/Models/IssueTrackerMigrator.cs

@@ -0,0 +1,58 @@
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text.Json;
+using Avalonia.Collections;
+
+namespace SourceGit.Models
+{
+    public static class IssueTrackerMigrator
+    {
+        public static IEnumerable<IssueTracker> Migrate(string gitDir)
+        {
+            var settingsFileVersion202526 = Path.Combine(gitDir, "sourcegit.settings");
+            var rules = ReadIssueTrackerSettings202526(settingsFileVersion202526);
+
+            var additionalIssueTrackers = rules.Select(rule => new IssueTracker
+            {
+                IsShared = false,
+                Name = rule.Name,
+                RegexString = rule.RegexString,
+                URLTemplate = rule.URLTemplate,
+            });
+
+            return additionalIssueTrackers;
+        }
+
+        private static IEnumerable<IssueTrackerRuleVersion202526> ReadIssueTrackerSettings202526(
+            string settingsFileVersion202526
+        )
+        {
+            if (!File.Exists(settingsFileVersion202526))
+                return [];
+
+            try
+            {
+                using var stream = File.OpenRead(settingsFileVersion202526);
+                var jsonTypeInfo = JsonCodeGen.Default.IssueTrackerRepositorySettingsVersion202526;
+                var settings = JsonSerializer.Deserialize(stream, jsonTypeInfo);
+                var rules = settings.IssueTrackerRules;
+                return rules ?? [];
+            }
+            catch
+            {
+                return [];
+            }
+        }
+
+        public record IssueTrackerRepositorySettingsVersion202526(
+            AvaloniaList<IssueTrackerRuleVersion202526> IssueTrackerRules
+        );
+
+        public record IssueTrackerRuleVersion202526(
+            string Name,
+            string RegexString,
+            string URLTemplate
+        );
+    }
+}

src/ViewModels/Repository.cs

@@ -784,6 +784,7 @@ public void RefreshAll()
                 var issuetrackers = new List<Models.IssueTracker>();
                 await CreateIssueTrackerCommand(true).ReadAllAsync(issuetrackers, true).ConfigureAwait(false);
                 await CreateIssueTrackerCommand(false).ReadAllAsync(issuetrackers, false).ConfigureAwait(false);
+                issuetrackers.AddRange(Models.IssueTrackerMigrator.Migrate(_gitDir));
                 Dispatcher.UIThread.Post(() =>
                 {
                     IssueTrackers.Clear();