Add automated docker images release, avoiding the need to build them …

…locally

.github/workflows/docker.yml

@@ -0,0 +1,45 @@
+name: docker
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  docker:
+    name: Build and push docker containers to ghcr.io 
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+      - name: Login to GHCR.io (GH's Container Registry)
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Docker GitHub release (for aspera client)
+        id: docker_build_aspera
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: deploy/Dockerfile.aspera
+          push: true
+          tags: |
+            ghcr.io/umccr/aspera:latest
+            ghcr.io/umccr/aspera:dev-${{ github.run_number }}
+# Might not be needed in the near future?: https://github.com/EbiEga/ega-cryptor/tree/master ... they introduced .github/workflows 1 month ago...
+      - name: Docker GitHub release (for ega-crypt)
+        id: docker_build_ega_crypt
+        uses: docker/build-push-action@v5
+        with:
+          context: .
+          file: deploy/Dockerfile.egacrypt
+          push: true
+          tags: |
+            ghcr.io/umccr/egacrypt:latest
+            ghcr.io/umccr/egacrypt:dev-${{ github.run_number }}