feat: added export to csv file

ArgumentReader.cs

@@ -1,4 +1,6 @@
-namespace TelegramMessageCounter;
+using System.Reflection;
+
+namespace TelegramMessageCounter;
 
 public static class ArgumentReader
 {
@@ -8,13 +10,12 @@ public static class ArgumentReader
         string? username = null;
         if (args.Length > 0 && args.Any(x => x == "--help"))
         {
-            Console.WriteLine("Usage: TelegramMessageCounter --login (phone number) --user (username) <path>" +
-                              "\n login - Phone number of telegram. If argument is empty, waiting for Keyboard interrupt" +
-                              "\nuser - Username of telegram for individual stats. If argument is empty, analyzing all user history" +
-                              "\n path - Path to save results file. If argument is empty, path will be \"results.txt\"\n");
+            var helpFile = Assembly.GetExecutingAssembly()
+                .GetManifestResourceStream("TelegramMessageCounter.help.txt");
+            Console.WriteLine(new StreamReader(helpFile ?? new MemoryStream()).ReadToEnd());
             Environment.Exit(0);
         }
-
+        
         if (args.Any(x => x == "--user"))
         {
             var userNameArgIndex = args.ToList().IndexOf("--user");