CI to Docker Hub

.github/workflows/main.yml

@@ -0,0 +1,62 @@
+name: CI to Docker Hub
+
+# Controls when the workflow will run
+on:
+  # Triggers the workflow on push request events but only for tags vX.X.X
+  push:
+    tags:
+      - "v*.*.*"
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+# A workflow run is made up of one or more jobs that can run sequentially or in parallel
+jobs:
+  # This workflow contains a single job called "build"
+  build:
+    # The type of runner that the job will run on
+    runs-on: ubuntu-latest
+
+    # Steps represent a sequence of tasks that will be executed as part of the job
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      # Setup Buildx as the builder
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v1
+
+      # Avoid having to re-download docker images and reduces the number of pulls against Docker Hub
+      - name: Cache Docker layers
+        uses: actions/cache@v2
+        with:
+          path: /tmp/.buildx-cache
+          key: ${{ runner.os }}-buildx-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-buildx-
+
+      # Use Personal Access Token (PAT) and username to log into Docker Hub
+      - name: Login to Docker Hub
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_HUB_USERNAME }}
+          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
+
+      # Build and push action
+      - name: Build and push
+        id: docker_build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./
+          file: ./Dockerfile
+          builder: ${{ steps.buildx.outputs.name }}
+          push: true
+          tags: ${{ secrets.DOCKER_HUB_USERNAME }}/ubuntu-tini-x11:latest
+          labels: maintainer=Ruben Suarez <[email protected]>
+          cache-from: type=local,src=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache
+
+      # Echo the image digest to see what was pushed
+      - name: Image digest
+        run: echo ${{ steps.docker_build.outputs.digest }}