chore(deps): update dependency docker/compose to v5.0.2

The following downloads the finished docker-compose v5 binary and delivers it as
a scratch container image.

.gitea/workflows/build.yaml

@@ -17,7 +17,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6.0.1
       - uses: docker/setup-qemu-action@v3.7.0
-      - uses: docker/setup-buildx-action@v3.11.1
+      - uses: docker/setup-buildx-action@v3.12.0
 
       - name: Build image
         run: |
@@ -35,7 +35,7 @@ jobs:
     steps:
       - uses: actions/checkout@v6.0.1
       - uses: docker/setup-qemu-action@v3.7.0
-      - uses: docker/setup-buildx-action@v3.11.1
+      - uses: docker/setup-buildx-action@v3.12.0
 
       - name: Build image
         run: |

.gitea/workflows/release.yaml

@@ -33,7 +33,7 @@ jobs:
           ref: "${{ steps.version_extraction.outputs.version_raw }}"
 
       - uses: docker/setup-qemu-action@v3.7.0
-      - uses: docker/setup-buildx-action@v3.11.1
+      - uses: docker/setup-buildx-action@v3.12.0
 
       - uses: docker/login-action@v3.6.0
         with:
@@ -73,7 +73,7 @@ jobs:
           ref: "${{ steps.version_extraction.outputs.version_raw }}"
 
       - uses: docker/setup-qemu-action@v3.7.0
-      - uses: docker/setup-buildx-action@v3.11.1
+      - uses: docker/setup-buildx-action@v3.12.0
 
       - uses: docker/login-action@v3.6.0
         with:

Dockerfile

@@ -1,7 +1,6 @@
 FROM docker.io/library/ubuntu:24.04 AS download
 
-# renovate: datasource=github-releases depName=docker/compose
+ARG DC_VERSION=v5.0.2
-ARG DC_VERSION=v5.0.0
 
 RUN NAME=docker-compose-$(uname | tr [:upper:] [:lower:])-$(uname -m); \
     apt update --yes && \

README.md

@@ -11,7 +11,7 @@ The workflow or how `docker-compose` can in general be used is documented at
 image.
 
 ```bash
-IMAGE_VERSION=2.40.3
+IMAGE_VERSION=5.0.2
 docker run \
   --rm \
   --volume "$(pwd):$(pwd)" \

renovate.json

@@ -4,9 +4,11 @@
     {
       "customType": "regex",
       "fileMatch": [
+        "^Dockerfile$",
         "^README\\.md$"
       ],
       "matchStrings": [
+        "ARG DC_VERSION=(?<currentValue>.*)",
         "IMAGE_VERSION=(?<currentValue>.*)"
       ],
       "datasourceTemplate": "github-releases",