diff --git a/Dockerfile b/Dockerfile
index fc65cff..97e2a60 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:18-bookworm-slim AS packages
+FROM node:20-bookworm-slim AS packages
 
 WORKDIR /app
 ARG SRC=backstage
@@ -7,7 +7,7 @@ COPY $SRC/packages packages
 RUN find packages \! -name "package.json" -mindepth 2 -maxdepth 2 -exec rm -rf {} \+
 
 
-FROM node:18-bookworm-slim AS build
+FROM node:20-bookworm-slim AS build
 
 RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
     --mount=type=cache,target=/var/lib/apt,sharing=locked \
@@ -32,7 +32,7 @@ RUN mkdir packages/backend/dist/skeleton packages/backend/dist/bundle \
     && tar xzf packages/backend/dist/bundle.tar.gz -C packages/backend/dist/bundle
 
 
-FROM node:18-bookworm-slim
+FROM node:20-bookworm-slim
 
 RUN --mount=type=cache,target=/var/cache/apt,sharing=locked \
     --mount=type=cache,target=/var/lib/apt,sharing=locked \
diff --git a/tmp/entities.yaml b/tmp/entities.yaml
deleted file mode 100644
index 251fb91..0000000
--- a/tmp/entities.yaml
+++ /dev/null
@@ -1,33 +0,0 @@
----
-apiVersion: backstage.io/v1alpha1
-kind: Component
-metadata:
-  name: my-cluster
-spec:
-  type: service
-  lifecycle: production
-  owner: guests
-  dependsOn:
-    - resource:default/eks
-    - resource:default/node-pool
----
-apiVersion: backstage.io/v1alpha1
-kind: Resource
-metadata:
-  name: eks
-  description: EKS
-spec:
-  type: managed-resource
-  owner: guests
----
-apiVersion: backstage.io/v1alpha1
-kind: Resource
-metadata:
-  name: node-pool
-  description: Node Pool
-spec:
-  type: managed-resource
-  owner: guests
-
-# if: ${{ values.traefik.enabled === true }}
-# xxx: yyy