From 6111f5aa0e4c931291d27ffa45cd6cd9083e8ee5 Mon Sep 17 00:00:00 2001
From: Gwendal Beaumont <gwendal.beaumont@imt-atlantique.fr>
Date: Fri, 3 Apr 2026 10:28:22 +0200
Subject: [PATCH 1/2] feat(docker): add Dockerfile for containerization

---
 Dockerfile | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 Dockerfile

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..f8e962e
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,12 @@
+FROM gradle:8-jdk21-alpine AS build
+WORKDIR /usr/app/
+COPY . .
+RUN gradle installDist
+
+FROM eclipse-temurin:21-alpine
+ENV APP_HOME=/usr/app
+COPY --from=build $APP_HOME/build/install/merode .
+CMD mkdir -p data
+EXPOSE 8080
+ENTRYPOINT ["./bin/merode"]
+CMD ["-m", "data/model.mxp"]

From 428e0a238caf066867d74bb077633fd90e7d7b71 Mon Sep 17 00:00:00 2001
From: Gwendal Beaumont <gwendal.beaumont@imt-atlantique.fr>
Date: Fri, 3 Apr 2026 11:32:42 +0200
Subject: [PATCH 2/2] feat(container): build and push image to ghcr

---
 .github/workflows/container.yaml | 60 ++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 .github/workflows/container.yaml

diff --git a/.github/workflows/container.yaml b/.github/workflows/container.yaml
new file mode 100644
index 0000000..9d08ad3
--- /dev/null
+++ b/.github/workflows/container.yaml
@@ -0,0 +1,60 @@
+name: Create and publish a Docker image
+
+# Configures this workflow to run every time a release is published.
+on:
+  release:
+    types: ['published']
+
+# Defines two custom environment variables for the workflow. These are used for the Container registry domain, and a name for the Docker image that this workflow builds.
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: ${{ github.repository }}
+
+# There is a single job in this workflow. It's configured to run on the latest available version of Ubuntu.
+jobs:
+  build-and-push-image:
+    runs-on: ubuntu-latest
+    # Sets the permissions granted to the `GITHUB_TOKEN` for the actions in this job.
+    permissions:
+      contents: read
+      packages: write
+      attestations: write
+      id-token: write
+      #
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v5
+      # Uses the `docker/login-action` action to log in to the Container registry registry using the account and password that will publish the packages. Once published, the packages are scoped to the account defined here.
+      - name: Log in to the Container registry
+        uses: docker/login-action@65b78e6e13532edd9afa3aa52ac7964289d1a9c1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      # This step uses [docker/metadata-action](https://github.com/docker/metadata-action#about) to extract tags and labels that will be applied to the specified image. The `id` "meta" allows the output of this step to be referenced in a subsequent step. The `images` value provides the base name for the tags and labels.
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+      # This step uses the `docker/build-push-action` action to build the image, based on your repository's `Dockerfile`. If the build succeeds, it pushes the image to GitHub Packages.
+      # It uses the `context` parameter to define the build's context as the set of files located in the specified path. For more information, see [Usage](https://github.com/docker/build-push-action#usage) in the README of the `docker/build-push-action` repository.
+      # It uses the `tags` and `labels` parameters to tag and label the image with the output from the "meta" step.
+      - name: Build and push Docker image
+        id: push
+        uses: docker/build-push-action@f2a1d5e99d037542a71f64918e516c093c6f3fc4
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+      
+      # This step generates an artifact attestation for the image, which is an unforgeable statement about where and how it was built. It increases supply chain security for people who consume the image. For more information, see [Using artifact attestations to establish provenance for builds](/actions/security-guides/using-artifact-attestations-to-establish-provenance-for-builds).
+      - name: Generate artifact attestation
+        uses: actions/attest@v4
+        with:
+          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME}}
+          subject-digest: ${{ steps.push.outputs.digest }}
+          push-to-registry: true
+      
+