diff --git a/spcd/bootstrap.sh b/spcd/bootstrap.sh
index ee479e0..c3c2097 100644
--- a/spcd/bootstrap.sh
+++ b/spcd/bootstrap.sh
@@ -1,5 +1,17 @@
 #! /usr/bin/env sh
 
+# ╭───────────────╮
+# │ __ = internal │
+# ╰───────────────╯
+
+# __SPCD_BANNER_TOP
+# __SPCD_BANNER_MIDDLE
+# __SPCD_BANNER_BOTTOM
+
+# __SPCD_STEP_LEVEL
+# __SPCD_STEP_level_INDEX
+# __SPCD_STEP_level_LABEL
+
 # ╭─────────────╮
 # │ _ = private │
 # ╰─────────────╯