Add GitHub Actions

.github/workflows/ci.yaml

@@ -0,0 +1,49 @@
+---
+on:
+  pull_request: {}
+  push:
+    branches:
+      - "main"
+    tags:
+      - "v*"
+
+env:
+  GO_VERSION: "1.16"
+
+jobs:
+  build:
+    runs-on: "ubuntu-latest"
+    steps:
+      - uses: "actions/checkout@v2"
+      - uses: "actions/cache@v2"
+        with:
+          path: "~/go/pkg/mod"
+          key: "${{ runner.os }}-gomod-${{ hashFiles('**/go.sum') }}"
+          restore-keys: |
+            ${{ runner.os }}-gomod-
+
+      - uses: "actions/setup-go@v2"
+        with:
+          go-version: "${{ env.GO_VERSION }}"
+      - run: "go build ./..."
+
+  lint:
+    runs-on: "ubuntu-latest"
+    steps:
+      - uses: "actions/checkout@v2"
+      - uses: "golangci/golangci-lint-action@v2"
+
+  test:
+    needs: "build"
+    runs-on: "ubuntu-latest"
+    steps:
+      - uses: "actions/checkout@v2"
+      - uses: "actions/cache@v2"
+        with:
+          path: "~/go/pkg/mod"
+          key: "${{ runner.os }}-gomod-${{ hashFiles('**/go.sum') }}"
+
+      - uses: "actions/setup-go@v2"
+        with:
+          go-version: "${{ env.GO_VERSION }}"
+      - run: "go test ./..."