Add Craft Release workflow

Author: WyriHaximus

.github/workflows/craft-release.yaml

@@ -0,0 +1,70 @@
+name: Create Release & And push Docker image
+
+env:
+  MILESTONE: ${{ github.event.milestone.title }}
+on:
+  milestone:
+    types:
+      - closed
+jobs:
+  generate-changelog:
+    name: Generate Changelog
+    runs-on: ubuntu-latest
+    outputs:
+      changelog: ${{ steps.changelog.outputs.changelog }}
+    steps:
+      - name: Generate changelog
+        uses: WyriHaximus/github-action-jwage-changelog-generator@v1
+        id: changelog
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          milestone: ${{ env.MILESTONE }}
+      - name: Show changelog
+        run: echo "${CHANGELOG}"
+        env:
+          CHANGELOG: ${{ steps.changelog.outputs.changelog }}
+  create-release:
+    name: Create Release
+    needs:
+      - generate-changelog
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        env:
+          CHANGELOG: ${{ needs.generate-changelog.outputs.changelog }}
+      - run: |
+          echo -e "${MILESTONE_DESCRIPTION}\r\n\r\n${CHANGELOG}" > release-${{ env.MILESTONE }}-release-message.md
+          cat release-${{ env.MILESTONE }}-release-message.md
+          release_message=$(cat release-${{ env.MILESTONE }}-release-message.md)
+          release_message="${release_message//'%'/'%25'}"
+          release_message="${release_message//$'\n'/'%0A'}"
+          release_message="${release_message//$'\r'/'%0D'}"
+          echo "::set-output name=release_message::$release_message"
+        id: releasemessage
+        env:
+          MILESTONE_DESCRIPTION: ${{ github.event.milestone.description }}
+          CHANGELOG: ${{ needs.generate-changelog.outputs.changelog }}
+      - name: Create Release with Changelog
+        uses: fleskesvor/create-release@feature/support-target-commitish
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ env.MILESTONE }}
+          release_name: ${{ env.MILESTONE }}
+          body: ${{ steps.releasemessage.outputs.release_message }}
+          draft: false
+          prerelease: false
+  tag:
+    runs-on: 'ubuntu-latest'
+    steps:
+      - uses: actions/checkout@v2
+      - run: docker build . -t "${DOCKER_IMAGE}:${{ env.MILESTONE }}"
+      - name: Login to Docker Hub
+        run: |
+          echo "${{ secrets.HUB_PASSCODE }}" | \
+          docker login \
+            --username "${{ secrets.HUB_USERNAME }}" \
+            --password-stdin
+      - name: Push release
+        run: docker push "${DOCKER_IMAGE}:${{ env.MILESTONE }}"