feat: added sharding_config field in DocumentOutputConfig.GcsOutputCo…

…nfig in document_io.proto (#3735)

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PiperOrigin-RevId: 495051185

Source-Link: https://togithub.com/googleapis/googleapis/commit/0ff0b240ca1026d914e2256d4a32f885d1a31c54

Source-Link: https://togithub.com/googleapis/googleapis-gen/commit/ffa8b5f51bd4258481b8fc73ca7370f78847d5d7
Copy-Tag: eyJwIjoicGFja2FnZXMvZ29vZ2xlLWNsb3VkLWNvbnRlbnR3YXJlaG91c2UvLk93bEJvdC55YW1sIiwiaCI6ImZmYThiNWY1MWJkNDI1ODQ4MWI4ZmM3M2NhNzM3MGY3ODg0N2Q1ZDcifQ==

packages/google-cloud-contentwarehouse/protos/google/cloud/documentai/v1/document_io.proto

@@ -74,13 +74,25 @@ message BatchDocumentsInputConfig {
 message DocumentOutputConfig {
   // The configuration used when outputting documents.
   message GcsOutputConfig {
+    // The sharding config for the output document.
+    message ShardingConfig {
+      // The number of pages per shard.
+      int32 pages_per_shard = 1;
+
+      // The number of overlapping pages between consecutive shards.
+      int32 pages_overlap = 2;
+    }
+
     // The Cloud Storage uri (a directory) of the output.
     string gcs_uri = 1;
 
     // Specifies which fields to include in the output documents.
     // Only supports top level document and pages field so it must be in the
     // form of `{document_field_name}` or `pages.{page_field_name}`.
     google.protobuf.FieldMask field_mask = 2;
+
+    // Specifies the sharding config for the output document.
+    ShardingConfig sharding_config = 3;
   }
 
   // The destination of the results.