Create main.yml

action to create docker image

.github/workflows/main.yml

@@ -0,0 +1,27 @@
+name: Build and push docker images
+
+on:
+  push:
+    branches: [master]
+
+jobs:
+  build-and-push:
+    name: Build image and push to Docker Hub
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+      name: Checkout source code
+    - name: Build the Docker image
+      run: |
+        tag="ibiosim:snapshot"
+        echo $tag
+        docker build . --tag $tag
+    - uses: azure/docker-login@v1
+      with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+    - name: Push the image to Docker Hub
+      run: |
+        tag="ibiosim:snapshot"
+        echo $tag
+        docker push $tag