Add BuildTest action

Signed-off-by: Chris Cummer <chriscummer@me.com>

.github/workflows/buildtest.yml

@@ -0,0 +1,24 @@
+name: Build Test
+on: [push, pull_request]
+jobs:
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Set up Go 1.14
+        uses: actions/setup-go@v1
+        with:
+          go-version: 1.13
+
+      - name: Check out source code
+        uses: actions/checkout@v1
+
+      - name: Build
+				env:
+					GOPROXY: "https://proxy.golang.org"
+        run: go build .
+
+      - name: Test
+				env:
+					GOPROXY: "https://proxy.golang.org"
+        run: go test -v .