fix: 15 GitHub actions to publish docker image (#16)

* ci: adds version number to docker file

* ci: adds workflow to publish docker image

* fix: yaml syntax

* ci: updates workflow

.github/workflows/publish_hortacloud_deployment.yml

@@ -0,0 +1,78 @@
+name: Publish hortacloud_deployment
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - hortacloud-deployment/**
+env:
+    DOCKERFILE_DIR: ./hortacloud-deployment
+    DOCKERFILE_PATH: ./hortacloud-deployment/Dockerfile
+jobs:
+  bump_version:
+    name: Bump version
+    runs-on: ubuntu-latest
+    outputs:
+      new_version: ${{ steps.update_dockerfile.outputs.new_version }}
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v3
+      with:
+        ref: ${{ inputs.default_branch }}
+        fetch-depth: 0
+        token: ${{ secrets.SERVICE_TOKEN }}
+    - name: Check changes and bump version in file
+      id: update_dockerfile
+      run: |
+        docker_file=${{ env.DOCKERFILE_PATH }}
+        first_line=$(head -n 1 $docker_file)
+        old_version=${first_line:3}
+        most_recent_commit=$(git log --oneline | head -1)
+        echo "Most recent commit message first line:"
+        echo " ${most_recent_commit}"
+        if [[ "${most_recent_commit^^}" == *"BREAKING CHANGE"* ]]; then
+          echo "Major version bump"
+          new_version=$(IFS=. read -r a b c<<<"$old_version";echo "$((a+1)).0.0")
+        elif [[ "${most_recent_commit^^}" == *"FEAT"* ]]; then
+          echo "Minor version bump"
+          new_version=$(IFS=. read -r a b c<<<"$old_version";echo "$a.$((b+1)).0")
+        else
+          echo "Patch version bump"
+          new_version=$(IFS=. read -r a b c<<<"$old_version";echo "$a.$b.$((c+1))")
+        fi
+        echo "Saving new_version to GITHUB_OUTPUT"
+        echo "new_version=${new_version}" >> "$GITHUB_OUTPUT"
+        echo "Updating version number in ${docker_file}"
+        new_docker_file_line="# v${new_version}"
+        sed -i "1s/.*/$new_docker_file_line/" ${docker_file}
+    - name: Commit and Push version bump
+      uses: EndBug/add-and-commit@v9
+      with:
+        default_author: github_actions
+        message: "ci: version bump [skip actions]"
+        add: ${{ env.DOCKERFILE_PATH }}
+  publish:
+    runs-on: ubuntu-latest
+    needs: bump_version
+    steps:
+      - uses: actions/checkout@v3
+      - name: Pull latest changes
+        run: git pull origin main
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v2
+      - name: Login to Github Packages
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build image and push to GitHub Container Registry
+        uses: docker/build-push-action@v3
+        with:
+          # relative path to the place where source code with Dockerfile is located
+          context: ${{ env.DOCKERFILE_DIR }}
+          push: true
+          tags: |
+            ghcr.io/allenneuraldynamics/hortacloud-deployment:${{ needs.bump_version.outputs.new_version }}
+            ghcr.io/allenneuraldynamics/hortacloud-deployment:latest

hortacloud-deployment/Dockerfile

@@ -1,3 +1,4 @@
+# v0.0.0
 from node:16
 
 RUN apt-get update && \