Add CI

Author: Sytten

.github/workflows/ci.yml

@@ -0,0 +1,21 @@
+name: Continuous Integration
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+jobs:
+  test-and-lint:
+    name: Run tests and lint
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install golang
+        uses: actions/setup-go@v2
+        with:
+          go-version: '^1.15.0'
+      - run: go test ./...
+      - run: '! go fmt ./... 2>&1 | read'