+### [default_]tags
+
+Comma-separated list of tags of this job. All uppercase tag names are reserved
+and become set automatically on runtime:
+
+- NONE: Jobs with no other tags at all.
+- ALL: Matches all jobs, regardless of their tags (see `-t`/`--tags` option).
+- LOCAL: All jobs running on "localhost".
+
+Default: NONE.
+