Add docker image workflow

.github/workflows/docker-image.yml

@@ -0,0 +1,23 @@
+name: Docker Image CI
+
+on:
+  push:
+    branches: ["main"]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: docker login
+        env:
+          DOCKER_USER: ${{secrets.DOCKERHUB_USER}}
+          DOCKER_PASS: ${{secrets.DOCKERHUB_PASS}}
+        run: |
+          docker login -u $DOCKER_USER -p $DOCKER_PASS
+      - name: Build the Docker image
+        run: docker build . --file Dockerfile --tag msosav/talent-pool-docker:latest
+
+      - name: Docker Push
+        run: docker push msosav/talent-pool-docker