Fixed the Validation for bbs-shared-home and archive-path

src/Octoshift/Services/FileSystemProvider.cs

@@ -46,4 +46,6 @@ public virtual async Task CopySourceToTargetStreamAsync(Stream source, Stream ta
             await source.CopyToAsync(target);
         }
     }
+
+    public virtual bool DirectoryExists(string path) => Directory.Exists(path);
 }

src/bbs2gh/Commands/MigrateRepo/MigrateRepoCommandHandler.cs

@@ -51,7 +51,6 @@ public async Task Handle(MigrateRepoCommandArgs args)
         }
 
         ValidateOptions(args);
-
         var exportId = 0L;
         var migrationSourceId = "";
 
@@ -384,5 +383,25 @@ private void ValidateUploadOptions(MigrateRepoCommandArgs args)
                 throw new OctoshiftCliException("Either --aws-region or AWS_REGION environment variable must be set.");
             }
         }
+        // Validate BbsSharedHome
+        if (!string.IsNullOrEmpty(args.BbsSharedHome))
+        {
+            if (args.ShouldUploadArchive() && args.ArchivePath.IsNullOrWhiteSpace())
+            {
+                if (args.BbsSharedHome.HasValue() && !_fileSystemProvider.DirectoryExists(args.BbsSharedHome))
+                {
+                    throw new OctoshiftCliException($"Invalid --bbs-shared-home path: '{args.BbsSharedHome}'. Directory does not exist.");
+                }
+            }
+        }
+
+        // Validate ArchivePath
+        if (!string.IsNullOrEmpty(args.ArchivePath))
+        {
+            if (!_fileSystemProvider.FileExists(args.ArchivePath))
+            {
+                throw new OctoshiftCliException($"Invalid --archive-path: '{args.ArchivePath}'. File does not exist.");
+            }
+        }
     }
 }