feature: add worktree support (#205)

src/Models/Worktree.cs

@@ -0,0 +1,39 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+
+namespace SourceGit.Models
+{
+    public class Worktree : ObservableObject
+    {
+        public string Branch { get; set; } = string.Empty;
+        public string FullPath { get; set; } = string.Empty;
+        public string Head { get; set; } = string.Empty;
+        public bool IsBare { get; set; } = false;
+        public bool IsDetached { get; set; } = false;
+        public bool IsPrunable { get; set; } = false;
+
+        public bool IsLocked
+        {
+            get => _isLocked;
+            set => SetProperty(ref _isLocked, value);
+        }
+
+        public string Name
+        {
+            get
+            {
+                if (IsDetached)
+                    return $"(deteched HEAD at {Head.Substring(10)})";
+
+                if (Branch.StartsWith("refs/heads/", System.StringComparison.Ordinal))
+                    return $"({Branch.Substring(11)})";
+                
+                if (Branch.StartsWith("refs/remotes/", System.StringComparison.Ordinal))
+                    return $"({Branch.Substring(13)})";
+
+                return $"({Branch})";
+            }
+        }
+
+        private bool _isLocked = false;
+    }
+}