feat: cleanup temp rip directory after successful encode process

src/RipSharp/Core/RipOptions.cs

@@ -74,11 +74,16 @@ public static RipOptions ParseArgs(string[] args)
         }
         if (string.IsNullOrEmpty(opts.Temp))
         {
-            opts.Temp = Path.Combine(opts.Output, ".makemkv");
+            opts.Temp = Path.Combine(opts.Output, GetTempDirectoryName());
         }
         return opts;
     }
 
+    private static string GetTempDirectoryName()
+    {
+        return $".{Path.GetFileNameWithoutExtension(Path.GetRandomFileName())}";
+    }
+
     public static void DisplayHelp(IConsoleWriter writer)
     {
         writer.Plain("ripsharp - DVD/Blu-Ray/UHD disc ripping tool");
@@ -95,7 +100,7 @@ public static void DisplayHelp(IConsoleWriter writer)
         writer.Plain("                            - movie: Treat as single movie");
         writer.Plain("                            - tv: Treat as TV series");
         writer.Plain("    --disc PATH             Optical drive path (default: disc:0)");
-        writer.Plain("    --temp PATH             Temporary ripping directory (default: {output}/.makemkv)");
+        writer.Plain("    --temp PATH             Temporary ripping directory (default: {output}/<RANDOM_STRING>)");
         writer.Plain("    --title TEXT            Custom title for file naming");
         writer.Plain("    --year YYYY             Release year (movies only)");
         writer.Plain("    --season N              Season number (TV only, default: 1)");

src/RipSharp/Services/DiscRipper.cs

@@ -52,6 +52,12 @@ public async Task<List<string>> ProcessDiscAsync(RipOptions options)
         }
 
         var finalFiles = await EncodeAndRenameAsync(discInfo, titleIds, rippedFilesMap, metadata, options);
+
+        if (finalFiles.Count > 0)
+        {
+            CleanupTempDirectory(options);
+        }
+
         _notifier.Success($"Processing complete. Output files: {finalFiles.Count}");
         foreach (var f in finalFiles) _notifier.Plain(f);
         return finalFiles;
@@ -262,4 +268,30 @@ private async Task<List<string>> EncodeAndRenameAsync(DiscInfo discInfo, List<in
         }
         return finalFiles;
     }
+
+    private void CleanupTempDirectory(RipOptions options)
+    {
+        if (string.IsNullOrWhiteSpace(options.Temp)) return;
+
+        var tempPath = Path.GetFullPath(options.Temp);
+        var outputPath = Path.GetFullPath(options.Output);
+
+        if (tempPath == outputPath)
+        {
+            _notifier.Warning("Skipping temp cleanup because temp directory matches the output directory.");
+            return;
+        }
+
+        if (!Directory.Exists(tempPath)) return;
+
+        try
+        {
+            Directory.Delete(tempPath, recursive: true);
+            _notifier.Muted($"Cleaned up temporary rip files at {tempPath}");
+        }
+        catch (Exception ex)
+        {
+            _notifier.Warning($"Failed to clean up temp directory '{tempPath}': {ex.Message}");
+        }
+    }
 }