add --demo (store_true)

csst_dag/cli/cpic.py

@@ -5,13 +5,16 @@ Process an CPIC dataset, given a set of parameters.
 
 Example
 -------
+python -m csst_dag.cli.cpic -h
+
 python -m csst_dag.cli.cpic \
     --dataset=csst-cpic-c11-hip71681-v1 \
     --obs-group=hip71681 \
     --batch-id=csci-test-20250507 \
     --priority=1 \
     --initial-prc-status=-1024 \
-    --final-prc-status=-2
+    --final-prc-status=-2 \
+    --demo
 """
 
 from csst_dag.dag import CsstDAG
@@ -34,6 +37,9 @@ parser.add_argument(
 parser.add_argument(
     "--final-prc-status", type=int, help="Final processing status", default=-2
 )
+parser.add_argument(
+    "--demo", action="store_true", help="Enable demo mode", default=False
+)
 
 args = parser.parse_args()
 print("CLI parameters: ", args)