content: creating a deploy user

zk/Create_a_deploy_user.md

@@ -57,3 +57,22 @@ deployment functions on the server from any client.
 
 Next need to add deploy user's key to Forgejo eolas-api repo and test the action
 again
+
+## Rewrite later:
+
+This:
+
+```
+sudo chown -R deploy:deploy /data/sqlite/eolas
+sudo chmod -R 770 /data/sqlite/eolas
+
+```
+
+Doesn't require the user to be specified in the chmod because the preceding
+chown makes him the owner.
+
+This invites a problem though - what if you need multiple owners each with
+certain permissions. This is when you would use a group.
+
+In this scenario, the data will only need to be accessed by `deploy` so it is
+sufficient to make him the sole owner.