Added github actions

.github/workflows/test_and_publish.yml

@@ -0,0 +1,82 @@
+# This workflow will build a golang project
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-go
+
+name: Go
+
+on:
+  push:
+    branches:
+    - main
+    - release-*
+    tags:
+    - 'v*'
+  pull_request:
+    branches:
+    - main
+    - release-*
+
+jobs:
+  unit_test:
+    name: Unit Testing with Coverage
+    runs-on: ubuntu-20.04
+    steps:
+    - name: Set up Go
+      uses: actions/setup-go@v1
+      with:
+        go-version: '1.21.0'
+
+    - name: Check out the repo
+      uses: actions/checkout@v2
+
+    - name: Run Unit tests
+      run: make test
+
+  push_to_registry:
+    needs: [unit_test]
+    if: success()
+    name: Push Docker image to Docker Hub
+    runs-on: ubuntu-20.04
+    strategy:
+      matrix:
+        image:
+        - edgenet-controller
+    steps:
+      - name: Check out the repo
+        uses: actions/checkout@v2
+
+      - name: Set up Go
+        uses: actions/setup-go@v1
+        with:
+          go-version: '1.21.0'
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+        # See https://github.com/docker/metadata-action for the generated tags
+      - name: Docker metadata
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: edgenetio/${{ matrix.image }}
+
+      - name: Log in to Docker Hub
+        uses: docker/login-action@f054a8b539a109f9f41c372932f1ae047eff08c9
+        with:
+          username: ${{ secrets.DOCKER_HUB_USERNAME }}
+          password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
+
+      - name: Build and push ${{ matrix.image }}
+        uses: docker/build-push-action@ad44023a93711e3deb337508980b4b5e9bcdc5dc
+        with:
+          context: .
+          file: ./build/images/${{ matrix.image }}/Dockerfile
+          platforms: linux/amd64,linux/arm64,linux/arm/v7
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          cache-from: type=registry,ref=edgenetio/${{ matrix.image }}:buildcache
+          cache-to: type=registry,ref=edgenetio/${{ matrix.image }}:buildcache,mode=max
+