Make OwnerSignature, CipherHash and EncryptedProperties base64 strings again

Author: MH321Productions

Modules/Files/src/Files.ConsumerApi/Controllers/FilesController.cs

@@ -47,10 +47,10 @@ public async Task<IActionResult> UploadFile([FromForm] CreateFileDTO dto, Cancel
         {
             FileContent = inputStream.ToArray(),
             ExpiresAt = dto.ExpiresAt,
-            CipherHash = dto.CipherHash,
+            CipherHash = UrlBase64.Decode(dto.CipherHash),
             Owner = dto.Owner,
-            OwnerSignature = dto.OwnerSignature,
-            EncryptedProperties = dto.EncryptedProperties
+            OwnerSignature = UrlBase64.Decode(dto.OwnerSignature),
+            EncryptedProperties = UrlBase64.Decode(dto.EncryptedProperties)
         };
 
         var response = await _mediator.Send(command, cancellationToken);

Modules/Files/src/Files.ConsumerApi/DTOs/CreateFileDTO.cs

@@ -7,11 +7,11 @@ public class CreateFileDTO
 {
     public required IFormFile Content { get; set; }
     public required IdentityAddress Owner { get; set; }
-    public required byte[] OwnerSignature { get; set; }
+    public required string OwnerSignature { get; set; }
 
-    public required byte[] CipherHash { get; set; }
+    public required string CipherHash { get; set; }
 
     public required DateTime ExpiresAt { get; set; }
 
-    public required byte[] EncryptedProperties { get; set; }
+    public required string EncryptedProperties { get; set; }
 }