Modernize CI

.github/workflows/docker.yml

@@ -0,0 +1,52 @@
+# https://docs.github.com/en/actions/publishing-packages/publishing-docker-images
+name: Create and publish a Docker image
+
+on:
+  push:
+    branches: ['main']
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: Log in to the Container registry
+        uses: docker/login-action@v3
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=sha
+            # set latest tag for default branch
+            type=raw,value=latest,enable={{is_default_branch}}
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Build and push Docker image
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          platforms: linux/amd64,linux/arm64
+          outputs: >-
+            type=image,
+            name=target,
+            annotation-index.org.opencontainers.image.title=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.title'] }},
+            annotation-index.org.opencontainers.image.description=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.description'] }},
+            annotation-index.org.opencontainers.image.source=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.source'] }},
+            annotation-index.org.opencontainers.image.licenses=${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.licenses'] }}

Dockerfile

@@ -8,4 +8,9 @@ COPY ./gandi-dynamic-dns .
 
 USER runner
 
-ENTRYPOINT ./gandi-dynamic-dns
+ENTRYPOINT ./gandi-dynamic-dns
+
+LABEL org.opencontainers.image.source="https://github.com/AdamVig/gandi-dynamic-dns"
+LABEL org.opencontainers.image.licenses="MIT"
+LABEL org.opencontainers.image.title="gandi-dynamic-dns"
+LABEL org.opencontainers.image.description="Script and Docker container to update the IP address of a gandi.net domain."

LICENSE

@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2020 Adam Vigneaux
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.