Merge pull request #10 from Allan-Nava/master

Added dockerfile with github actions to publish the docker

.github/dependabot.yml

@@ -0,0 +1,15 @@
+---
+version: 2
+updates:
+  - package-ecosystem: gomod
+    directory: /
+    schedule:
+      interval: weekly
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+  - package-ecosystem: gomod
+    directory: /tests
+    schedule:
+      interval: weekly

.github/workflows/docker-publish.yml

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+name: Docker Listmonk messenger
+#
+on:
+  push:
+    branches: 
+      - master
+      - main
+    tags:
+      - '*'
+#
+jobs:
+    listmonk-messenger-docker:
+      runs-on: ubuntu-latest
+      permissions:
+        contents: read
+        packages: write
+      steps:
+        # Checkout the repository to the GitHub Actions runner
+        - name: Checkout
+          uses: actions/checkout@v3
+
+        # Repo metadata
+        - name: Repo metadata
+          id: repo
+          uses: actions/github-script@v4
+          with:
+            script: |
+              const repo = await github.repos.get(context.repo)
+              return repo.data
+        # Prepare variables
+        - name: Prepare
+          id: prep
+          run: |
+            REG=ghcr.io
+            IMAGE=$(echo ${{ github.repository }} | tr '[:upper:]' '[:lower:]')
+            DOCKER_IMAGE=${REG}/${IMAGE}
+            VERSION=nool
+            if [ "${{ github.event_name }}" = "schedule" ]; then
+              VERSION=nightly
+            elif [[ $GITHUB_REF == refs/tags/* ]]; then
+              VERSION=${GITHUB_REF#refs/tags/}
+            elif [[ $GITHUB_REF == refs/heads/* ]]; then
+              VERSION=$(echo ${GITHUB_REF#refs/heads/} | sed -r 's#/+#-#g')
+              if [ "${{ github.event.repository.default_branch }}" = "$VERSION" ]; then
+                VERSION=latest
+              fi
+            elif [[ $GITHUB_REF == refs/pull/* ]]; then
+              VERSION=pr-${{ github.event.number }}
+            fi
+            TAGS="${DOCKER_IMAGE}:${VERSION}"
+            if [[ $VERSION =~ ^v[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
+              MINOR=${VERSION%.*}
+              MAJOR=${MINOR%.*}
+              TAGS="$TAGS,${DOCKER_IMAGE}:${MINOR},${DOCKER_IMAGE}:${MAJOR},${DOCKER_IMAGE}:latest"
+            fi
+            echo ::set-output name=version::${VERSION}
+            echo ::set-output name=tags::${TAGS}
+            echo ::set-output name=created::$(date -u +'%Y-%m-%dT%H:%M:%SZ')
+        # Set up Buildx env
+        - name: Set up Docker Buildx
+          uses: docker/setup-buildx-action@v2
+
+        # Login
+        - name: Login to GitHub Container Registry
+          uses: docker/login-action@v2
+          with:
+            registry: ghcr.io
+            username: ${{ github.actor }}
+            password: ${{ secrets.GITHUB_TOKEN }}
+
+        # Build image and push to registry
+        - name: Build and push
+          uses: docker/build-push-action@v4
+          with:
+            context: .
+            file: ./Dockerfile
+            platforms: linux/amd64
+            push: true
+            tags: ${{ steps.prep.outputs.tags }}
+            labels: |
+              org.opencontainers.image.title=${{ fromJson(steps.repo.outputs.result).name }}
+              org.opencontainers.image.description=${{ fromJson(steps.repo.outputs.result).description }}
+              org.opencontainers.image.url=${{ fromJson(steps.repo.outputs.result).html_url }}
+              org.opencontainers.image.source=${{ fromJson(steps.repo.outputs.result).html_url }}
+              org.opencontainers.image.version=${{ steps.prep.outputs.version }}
+              org.opencontainers.image.created=${{ steps.prep.outputs.created }}
+              org.opencontainers.image.revision=${{ github.sha }}
+              org.opencontainers.image.licenses=${{ fromJson(steps.repo.outputs.result).license.spdx_id }}

Dockerfile

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+# Use an official Golang runtime as the base image
+FROM golang:1.18 as builder
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the source code to the container
+COPY . .
+
+# Build the application
+RUN make build
+
+# Use a lightweight Alpine image as the base image for the final container
+FROM alpine:latest
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy the binary from the builder stage to the final container
+COPY --from=builder /app/listmonk-messenger.bin .
+
+# Copy the config.toml file (adjust the path if necessary)
+#COPY config.toml .
+
+# Expose the port that the application listens on (adjust if necessary)
+EXPOSE 8082
+
+# Run the application
+CMD ["./listmonk-messenger.bin", "--config", "config.toml", "--msgr", "pinpoint", "--msgr", "ses"]