Build and push image in GitHub Actions

Author: markhobson

.github/workflows/main.yml

@@ -0,0 +1,23 @@
+name: main
+
+on:
+  push:
+    branches: [ master ]
+  workflow_dispatch:
+
+jobs:
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Login to DockerHub
+        uses: docker/login-action@v1 
+        with:
+          username: ${{ secrets.DOCKERHUB_USERNAME }}
+          password: ${{ secrets.DOCKERHUB_TOKEN }}
+          
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          tags: markhobson/sqlpackage:latest
+          push: true