[MM-57500] Streaming support for importing file attachments (#26629)

* Bulk import: stream file attachments uploads * Add comment with context on buffer size * Add file name to logs * Use sha256 to do checksum * Fix bad merge * Fix import file * Update test --------- Co-authored-by: Mattermost Build <build@mattermost.com>
2024-04-19 15:49:33 -06:00
--- a/server/tests/import_test.zip
+++ b/server/tests/import_test.zip
--- a/server/tests/test_img_diff_A.png
+++ b/server/tests/test_img_diff_A.png
--- a/server/tests/test_img_diff_B.png
+++ b/server/tests/test_img_diff_B.png