feat: file metadata

CarManagerV3/Forms/MainForm.cs

@@ -4,6 +4,7 @@ using System.Data;
 using System.Linq;
 using System.Threading.Tasks;
 using System.Windows.Forms;
+using CarManagerV3.Classes;
 using CarManagerV3.Forms;
 using CarManagerV3.Manager;
 using CarManagerV3.Util;
@@ -265,6 +266,16 @@ namespace CarManagerV3
             flpCars.Refresh();
             flpCars.Invalidate();
             flpCars.Update();
+            refreshMeta();
+
+
+        }
+
+        private void refreshMeta()
+        {
+            FileMeta meta = SafeManager.GetFileMeta(filepath);
+            string version = Updater.GetCurrentVersion(true);
+            lblFileInfo.Text = $"Car Manager 3 v.{version}, " + meta.ToString();
         }
 
 
@@ -377,6 +388,7 @@ namespace CarManagerV3
             refreshCars(cars);
             SafeManager.SaveCars(filepath, cars);
             MessageBox.Show("File saved successfully.", "Save File", MessageBoxButtons.OK, MessageBoxIcon.Information);
+            refreshMeta();
         }
 
         private void saveAsToolStripMenuItem_Click(object sender, EventArgs e)