feat: build SCMW images for arm64 (#65)

* Add arm64 image build
* fix goreleaser deprecation

Author: slm0n87

.goreleaser.yml

@@ -1,6 +1,9 @@
+version: 2
+
 project_name: stackit-cert-manager-webhook
 snapshot:
-  name_template: '{{ .Tag }}-SNAPSHOT'
+  version_template: '{{ .Tag }}-SNAPSHOT'
+
 builds:
   - id: stackit-cert-manager-webhook
     goos:
@@ -36,12 +39,10 @@ archives:
       - goos: windows
         format: zip
 dockers:
-  - id: stackit-cert-manager-webhook
+  - id: stackit-cert-manager-webhook-amd64
     use: buildx
     image_templates:
-      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}"
-      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:latest"
-      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .ShortCommit }}"
+      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}-amd64"
     goos: linux
     goarch: amd64
     build_flag_templates:
@@ -53,7 +54,39 @@ dockers:
       - --label=org.opencontainers.image.created={{ time "2006-01-02T15:04:05Z07:00" }}
       - --label=org.opencontainers.image.revision={{ .FullCommit }}
       - --label=org.opencontainers.image.licenses=Apache-2.0
+      - --platform=linux/amd64
+    skip_push: false
+
+  - id: stackit-cert-manager-webhook-arm64
+    use: buildx
+    image_templates:
+      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}-arm64"
+    goos: linux
+    goarch: arm64
+    build_flag_templates:
+      - --label=org.opencontainers.image.title={{ .ProjectName }}
+      - --label=org.opencontainers.image.description=stackit cert manager webhook for dns01 challenges
+      - --label=org.opencontainers.image.url=https://{{ .Env.GITHUB_SERVER_URL }}/{{ .Env.GITHUB_REPOSITORY}}
+      - --label=org.opencontainers.image.source=https://{{ .Env.GITHUB_SERVER_URL }}/{{ .Env.GITHUB_REPOSITORY}}
+      - --label=org.opencontainers.image.version={{ .Version }}
+      - --label=org.opencontainers.image.created={{ time "2006-01-02T15:04:05Z07:00" }}
+      - --label=org.opencontainers.image.revision={{ .FullCommit }}
+      - --label=org.opencontainers.image.licenses=Apache-2.0
+      - --label=org.opencontainers.image.platform.os=linux
+      - --platform=linux/arm64
     skip_push: false
+
+# https://goreleaser.com/cookbooks/multi-platform-docker-images
+docker_manifests:
+  - name_template: "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}"
+    image_templates:
+      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}-amd64"
+      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}-arm64"
+  - name_template: "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:latest"
+    image_templates:
+      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}-amd64"
+      - "{{ .Env.REGISTRY }}/{{ .Env.IMAGE_NAME }}:{{ .Tag }}-arm64"
+
 checksum:
   disable: false
   name_template: "{{ .ProjectName }}_{{ .Version }}_checksums.txt"