diff --git a/src/commander_ai_lab/deck_builder/pipeline/build_deck.py b/src/commander_ai_lab/deck_builder/pipeline/build_deck.py
new file mode 100644
index 0000000..be8782a
--- /dev/null
+++ b/src/commander_ai_lab/deck_builder/pipeline/build_deck.py
@@ -0,0 +1 @@
+# 7-step deck build pipeline — Phase 7