Docs: add manual integration test
This MR adds a manual integration test process to the release doc.
Let's add a test process before introducing new kas to Gitlab monolith to avoid unexpected incidents.
Related to #554.
Edited by Taka Nishida
This MR adds a manual integration test process to the release doc.
Let's add a test process before introducing new kas to Gitlab monolith to avoid unexpected incidents.
Related to #554.