Introduce github action workflow

.github/workflows/go.yml

@@ -0,0 +1,27 @@
+name: Go
+on: [push]
+jobs:
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.12
+      uses: actions/setup-go@v1
+      with:
+        go-version: 1.12
+      id: go
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v1
+
+    - name: Build
+      env:
+        GO111MODULE: on
+      run: go build -v .
+
+    - name: Test
+      env:
+        GO111MODULE: on
+      run: go test -v -cover github.com/gopinath-langote/1build/testing -run .