From 61dc0c7e106b130052880e02fc4efece286a53ab Mon Sep 17 00:00:00 2001
From: peterdeme <snypox@gmail.com>
Date: Tue, 9 May 2023 15:41:02 +0200
Subject: [PATCH] Add container release to `spacectl`

Signed-off-by: peterdeme <snypox@gmail.com>
---
 .github/workflows/release.yml | 24 +++++++++++++++++++++---
 .goreleaser.yml               | 22 ++++++++++++++++++++++
 Dockerfile                    |  3 +++
 README.md                     | 10 ++++++++++
 4 files changed, 56 insertions(+), 3 deletions(-)
 create mode 100644 Dockerfile

diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ee2810b..6d5f3a7 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,6 +6,10 @@ jobs:
   goreleaser:
     name: Release
     runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: write
+      packages: write
 
     steps:
       - name: Checkout
@@ -16,6 +20,21 @@ jobs:
         uses: actions/setup-go@v4
         with: { go-version: 1.19 }
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+        with: { platforms: linux/arm64 }
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        if: startsWith(github.ref, 'refs/tags/v')
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
       - name: Import GPG key
         id: import_gpg
         uses: crazy-max/ghaction-import-gpg@v5
@@ -30,11 +49,10 @@ jobs:
 
       - name: Run GoReleaser
         uses: goreleaser/goreleaser-action@v4
-        if: startsWith(github.ref, 'refs/tags/')
         with:
           version: latest
-          args: release --rm-dist
+          args: release --clean ${{ startsWith(github.ref, 'refs/tags/v') && '' || '--snapshot' }}
         env:
           GPG_FINGERPRINT: ${{ steps.import_gpg.outputs.fingerprint }}
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          HOMEBREW_TAP_GITHUB_TOKEN: ${{ secrets.HOMEBREW_TAP_GITHUB_TOKEN }}
+          HOMEBREW_TAP_GITHUB_TOKEN: ${{ secrets.HOMEBREW_TAP_GITHUB_TOKEN }}
\ No newline at end of file
diff --git a/.goreleaser.yml b/.goreleaser.yml
index 6fad01b..f6c04ce 100644
--- a/.goreleaser.yml
+++ b/.goreleaser.yml
@@ -14,6 +14,28 @@ archives:
   - format: zip
     name_template: "{{ .ProjectName }}_{{ .Version }}_{{ .Os }}_{{ .Arch }}"
 
+dockers:
+  - use: buildx
+    goarch: amd64
+    build_flag_templates: ["--platform=linux/amd64"]
+    image_templates: ["ghcr.io/spacelift-io/spacectl:{{ .Version }}-amd64"]
+    
+  - use: buildx
+    goarch: arm64
+    build_flag_templates: ["--platform=linux/arm64"]
+    image_templates: ["ghcr.io/spacelift-io/spacectl:{{ .Version }}-arm64"]
+
+docker_manifests:
+  - name_template: ghcr.io/spacelift-io/spacectl:{{ .Version }}
+    image_templates:
+    - ghcr.io/spacelift-io/spacectl:{{ .Version }}-amd64
+    - ghcr.io/spacelift-io/spacectl:{{ .Version }}-arm64
+
+  - name_template: ghcr.io/spacelift-io/spacectl:latest
+    image_templates:
+    - ghcr.io/spacelift-io/spacectl:{{ .Version }}-amd64
+    - ghcr.io/spacelift-io/spacectl:{{ .Version }}-arm64
+
 checksum:
   name_template: "{{ .ProjectName }}_{{ .Version }}_SHA256SUMS"
   algorithm: sha256
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..d9e0634
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,3 @@
+FROM alpine
+COPY spacectl /usr/local/bin/spacectl
+ENTRYPOINT ["/usr/local/bin/spacectl"]
\ No newline at end of file
diff --git a/README.md b/README.md
index 41a9359..6ab2e6d 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,16 @@ asdf install spacectl latest
 asdf global spacectl latest
 ```
 
+### Docker image
+
+`spacectl` is distributed as a Docker image, which can be used as follows:
+
+```bash
+docker run -it --rm ghcr.io/spacelift-io/spacectl stack deploy --id my-infra-stack
+```
+
+> Don't forget to add the [requied environment variables](#authenticating-using-environment-variables) in order to authenticate.
+
 ### GitHub Release
 
 Alternatively, `spacectl` is distributed through GitHub Releases as a zip file containing a self-contained statically linked executable built from the source in this repository. Binaries can be download directly from the [Releases page](https://github.com/spacelift-io/spacectl/releases).