Adding loop function

converter/shows/blue_breath.txt

@@ -0,0 +1,12 @@
+// Blue breath — home / reset show (always index 0)
+// A slow, natural breathing effect in deep blue.
+// Loops continuously as the default show.
+//
+// mode: loop
+// Format: #RRGGBB, duration_ms
+
+#050018,    0   // snap to near-black blue — sets the starting point
+#2020FF, 2500   // breathe in — slow rise to bright blue
+#2020FF,  400   // hold at peak
+#050018, 2500   // breathe out — slow fall to near-black
+#050018,  800   // pause before next breath

converter/shows/blue_pulse.txt

@@ -1,9 +0,0 @@
-// Blue pulse — home / reset show (always index 0)
-// A slow, gentle breathing effect in deep blue.
-// Loops continuously as the default show.
-//
-// Format: #RRGGBB, duration_ms
-
-#050025,    0   // snap to dim blue — sets the starting point
-#2828FF, 3000   // slow breathe up to bright blue
-#050025, 3000   // slow breathe back down to dim