Migrating to GH actions

.github/workflows/test.yml

@@ -0,0 +1,30 @@
+name: Test
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+jobs:
+  unit:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go-version: [1.12.x, 1.13.x, 1.14.x, 1.15.x, 1.16.x]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Cache dependencies
+        uses: actions/cache@v2
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+      - name: Setup Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: ${{ matrix.go-version }}
+      - name: Run tests
+        run: go test -v ./...