feat(argocd): build image with git-age

.forgejo/workflows/argco_cd.yaml

@@ -0,0 +1,31 @@
+---
+name: Image builds
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  build-argo-cd-image:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          registry: code.icb4dc0.de
+          username: prskr
+          password: ${{ secrets.CONTAINER_REGISTRY_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v5
+        with:
+          context: "./argocd"
+          push: true
+          tags: code.icb4dc0.de/infrastructure/images/argocd:v2.10.7
+          build-args: |
+            BASE_IMAGE=quay.io/argoproj/argocd:v2.10.7

argocd/Dockerfile

@@ -0,0 +1,15 @@
+ARG BASE_IMAGE=quay.io/argoproj/argocd:v2.10.7
+
+FROM ${BASE_IMAGE}
+
+USER root
+
+ADD https://code.icb4dc0.de/api/packages/prskr/debian/repository.key /etc/apt/trusted.gpg.d/forgejo-prskr.asc
+
+RUN chmod 644 /etc/apt/trusted.gpg.d/forgejo-prskr.asc && \
+    echo "deb https://code.icb4dc0.de/api/packages/prskr/debian bookworm main" > /etc/apt/sources.list.d/forgejo.list && \
+    apt-get update && \
+    apt-get install -y \
+        git-age
+
+USER argocd