Add 4 and update 16 files

caddy/_volumes.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+# Define volume items for caddy container
+# These are used across backup, restore, create, and destroy operations
+
+get_caddy_volumes() {
+    echo "volume:datavolume:${DATA_VOLUME}" "volume:configvolume:${CONFIG_VOLUME}"
+}