add download tarball option (#67548)

docs/docsite/rst/galaxy/user_guide.rst

@@ -78,6 +78,12 @@ Install multiple collections with a requirements file
 
 .. include:: ../shared_snippets/installing_multiple_collections.txt
 
+Downloading a collection for offline use
+-----------------------------------------
+
+.. include:: ../shared_snippets/download_tarball_collections.txt
+
+
 Listing installed collections
 -----------------------------
 

docs/docsite/rst/shared_snippets/download_tarball_collections.txt

@@ -0,0 +1,8 @@
+
+
+To download the collection tarball from Galaxy for offline use:
+
+#. Navigate to the collection page.
+#. Click on :guilabel:`Download tarball`.
+
+You may also need to manually download any dependent collections.

docs/docsite/rst/user_guide/collections_using.rst

@@ -40,6 +40,14 @@ Install multiple collections with a requirements file
 
 .. include:: ../shared_snippets/installing_multiple_collections.txt
 
+.. _collection_offline_download:
+
+Downloading a collection for offline use
+-----------------------------------------
+
+.. include:: ../shared_snippets/download_tarball_collections.txt
+
+
 .. _galaxy_server_config:
 
 Configuring the ``ansible-galaxy`` client