Add a moduledoc

diff --git a/lib/pleroma/upload/filter/exiftool.ex b/lib/pleroma/upload/filter/exiftool.ex
index 833d8cab4fb707934a566b484da10760fa357e7d..eb199709ae3f3bdae0c8ef945841fd3d33b8e2b2 100644 (file)
--- a/lib/pleroma/upload/filter/exiftool.ex
+++ b/lib/pleroma/upload/filter/exiftool.ex
@@ -3,6 +3,10 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Upload.Filter.Exiftool do
+  @moduledoc """
+  Strips GPS related EXIF tags and overwrites the file in place.
+  Also strips or replaces filesystem metadata e.g., timestamps.
+  """
   @behaviour Pleroma.Upload.Filter
 
   @type conversion :: action :: String.t() | {action :: String.t(), opts :: String.t()}