diff --git a/Makefile b/Makefile
index 774155f..d2de420 100644
--- a/Makefile
+++ b/Makefile
@@ -7,6 +7,7 @@ COMPOSE := DOCKER_HOST=$(DOCKER_HOST) $(COMPOSE_CMD)
 psql:
 	$(COMPOSE) exec inventree-db sh -c 'psql $$POSTGRES_USER $$POSTGRES_DB'
 
+.PHONY: update
 update:
 	read -p "Update will cause downtime of the server. Are you sure you want to continue? Press Ctrl+c to abort!" _
 	$(COMPOSE) pull
@@ -17,6 +18,14 @@ update:
 data: # podman does not autocreate data folder
 	mkdir data
 
+.PHONY: caddy-check
+caddy-check:
+	docker run --rm --env-file .env -v ./Caddyfile:/etc/caddy/Caddyfile:ro,Z caddy:alpine caddy validate --config /etc/caddy/Caddyfile
+
+.PHONY: caddy-print
+caddy-print:
+	docker run --rm --env-file .env -v ./Caddyfile:/etc/caddy/Caddyfile:ro,Z caddy:alpine caddy adapt --config /etc/caddy/Caddyfile --pretty
+
 # pass all commands to compose cli
 %: data
 	$(COMPOSE) $@
diff --git a/compose.yml b/compose.yml
index a3b5474..8008e84 100644
--- a/compose.yml
+++ b/compose.yml
@@ -113,6 +113,8 @@ services:
             - 443:443
         env_file:
             - .env
+        environment:
+          INVENTREE_SERVER: http://inventree-server:${INVENTREE_WEB_PORT}
         volumes:
             - ./Caddyfile:/etc/caddy/Caddyfile:ro,z
             - ${INVENTREE_EXT_VOLUME}/static:/var/www/static:z
diff --git a/plugins/ctbk_barcode.py b/plugins/ctbk_barcode.py
deleted file mode 100644
index 1e56125..0000000
--- a/plugins/ctbk_barcode.py
+++ /dev/null
@@ -1,25 +0,0 @@
-from plugin import InvenTreePlugin
-from plugin.mixins import BarcodeMixin
-from part.models import Part
-import structlog
-
-logger = structlog.get_logger("ctbk.barcode")
-
-
-class CtbkBarcodePlugin(BarcodeMixin, InvenTreePlugin):
-    TITLE = "CTBK IPN Barcode Plugin"
-    NAME = "ctbk-ipn-barcode-plugin"
-    DESCRIPTION = "Supports the CTBK IPN format directly in barcodes"
-    VERSION = "0.0.1"
-    AUTHOR = "kleines Filmröllchen"
-
-    def scan(self, barcode_data):
-        if barcode_data.startswith("963e5440-"):
-            try:
-                instance = Part.objects.get(IPN=barcode_data.strip())
-                label = Part.barcode_model_type()
-
-                return {label: instance.format_matched_response()}
-            except Part.DoesNotExist:
-                logger.error("could not find a part for barcode %s", barcode_data)
-                pass