chore: Build and push official docker image in CI

* docker job added to ci.yml

* removed temporary manual build stuff

* updated readme for new docker image

* updated changelog

* Revert "updated changelog"

This reverts commit 20d99a2e27.

Co-authored-by: Thomas Dupont <thomas.dupont@intec.ugent.be>

.github/workflows/ci.yml

@@ -139,6 +139,46 @@ jobs:
           github-token: ${{ secrets.github_token }}
           parallel-finished: true
 
+  docker:
+    needs:
+      - lint
+      - test-unit
+      - test-integration
+      - test-integration-windows
+      - validate-components
+    # Only run on tags starting with v prefix for now -- extra push need for triggering CI again
+    if: startsWith(github.ref, 'refs/tags/v')
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Docker meta
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: |
+            solidproject/community-server
+          tags: |
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=semver,pattern={{major}}
+          github-token: ${{ secrets.github_token }}
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+      - name: Login to DockerHub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+      - name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+        
   docs:
     runs-on: ubuntu-latest
     steps: