Add github action to build and test

.github/workflows/build.yml

@@ -0,0 +1,30 @@
+name: Build and Test
+
+on:
+  push:
+    branches:
+      - '**'
+  pull_request:
+    branches:
+      - $default-branch
+
+jobs:
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.x
+      uses: actions/setup-go@v2
+      with:
+        go-version: ^1.15
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v2
+
+    - name: Build
+      run: go build -v ./...
+
+    - name: Test
+      run: go test -v ./... -cover