Add renovate.json

.forgejo/workflows/build.yml

@@ -45,8 +45,6 @@ jobs:
           HOSTNAME="${SERVER_URL#https://}"
           echo "Hostname: HOSTNAME"
           echo "DOCKER_REGISTRY_HOST=$HOSTNAME" >> "$GITHUB_ENV"
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
       - name: Login to Forgejo Registry
         uses: docker/login-action@v3
         with:
@@ -56,7 +54,6 @@ jobs:
       - name: Build and push
         uses: docker/build-push-action@v6
         with:
-          platforms: linux/amd64,linux/arm64
           context: ./images/${{ matrix.images.name }}/${{ matrix.images.tag }}
           push: true
           tags: ${{ env.DOCKER_REGISTRY_HOST }}/${{ github.repository_owner }}/${{ matrix.images.name }}:${{ matrix.images.tag }}

README.md

@@ -8,7 +8,4 @@ https://git.martin-riedl.de/ci/-/packages/container/ubuntu/24.04
 
 - ca-certificates
 - curl
-- docker-ce-cli
-- docker-buildx-plugin
-- git
 - nodejs 22

images/ubuntu/24.04/Dockerfile

@@ -2,27 +2,10 @@ FROM ubuntu:24.04
 
 RUN apt-get update && apt-get upgrade -y && rm -rf /var/lib/apt/lists/*
 
-# install basis tools
-RUN apt-get update &&  \
-    apt-get install -y --no-install-recommends curl ca-certificates git && \
-    rm -rf /var/lib/apt/lists/*
-
 # install nodejs
-RUN curl -fsSL https://deb.nodesource.com/setup_22.x -o nodesource_setup.sh && \
+RUN apt-get update && apt-get install -y --no-install-recommends curl ca-certificates && \
+    curl -fsSL https://deb.nodesource.com/setup_22.x -o nodesource_setup.sh && \
     bash nodesource_setup.sh && \
     apt-get install -y --no-install-recommends nodejs && \
     rm -rf /var/lib/apt/lists/* && \
     node -v
-
-# install docker client
-# https://docs.docker.com/engine/install/ubuntu/#install-using-the-repository
-RUN install -m 0755 -d /etc/apt/keyrings && \
-    curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc && \
-    chmod a+r /etc/apt/keyrings/docker.asc && \
-    echo \
-      "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu \
-      $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}") stable" | \
-      tee /etc/apt/sources.list.d/docker.list > /dev/null && \
-    apt-get update && apt-get install -y --no-install-recommends docker-ce-cli docker-buildx-plugin && \
-    rm -rf /var/lib/apt/lists/* && \
-    docker -v

renovate.json

@@ -0,0 +1,6 @@
+{
+  "$schema": "https://docs.renovatebot.com/renovate-schema.json",
+  "extends": [
+    "local>ci/renovate//configs/base"
+  ]
+}