Add test unifi controller for CI

.github/workflows/go.yml

@@ -0,0 +1,42 @@
+name: Go
+on: [push]
+jobs:
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+
+    - name: Set up Go 1.13
+      uses: actions/setup-go@v1
+      with:
+        go-version: 1.13
+      id: go
+
+    - name: Check out code into the Go module directory
+      uses: actions/checkout@v1
+    
+    # TODO: convert this to `services`
+    - name: Start Unifi controller
+      run: |
+        ./controller.sh
+
+    - name: Get dependencies
+      run: |
+        go mod download
+
+    - name: Build
+      run: |
+        go build -v .
+        
+    - name: TF acceptance tests
+      timeout-minutes: 10
+      env:
+        TF_ACC: "1"
+
+        UNIFI_USERNAME: tfacctest
+        UNIFI_PASSWORD: tfacctest1234
+        UNIFI_API: https://localhost:8443/api/
+        UNIFI_ACC_WLAN_CONCURRENCY: "4"
+      run: |
+        go test -v -cover ./internal/provider/