Added github action to test code on push

.github/workflows/test.yml

@@ -0,0 +1,15 @@
+name: Go
+on: [push]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/setup-go@v2
+      with:
+        go-version: '1.17.6'
+    - uses: actions/checkout@v2
+    - run: |
+        go get -v -t -d ./...
+    - run: go test ./...
+    - run: go build -ldflags="-s -w" ./cmd/bareos-zabbix-check/