Add github build & test actions

Signed-off-by: Casey Callendrello <cdc@redhat.com>

.github/workflows/test.yaml

@@ -0,0 +1,69 @@
+---
+name: test
+
+on: ["push", "pull_request"]
+
+env:
+  GO_VERSION: "1.14"
+  LINUX_ARCHES: "amd64 386 arm arm64 s390x mips64le ppc64le"
+
+jobs:
+  build:
+    name: Build all linux architectures
+    runs-on: ubuntu-latest
+    steps:
+      - name: setup go
+        uses: actions/setup-go@v1
+        with:
+          go-version: ${{ env.GO_VERSION }}
+      - uses: actions/checkout@v2
+
+      - name: Build on all supported architectures
+        run: |
+          set -e
+          for arch in ${LINUX_ARCHES}; do
+            echo "Building for arch $arch"
+            GOARCH=$arch ./build_linux.sh
+            rm bin/*
+          done
+
+  test-linux:
+    name: Run tests on Linux amd64
+    runs-on: ubuntu-latest
+    steps:
+      - name: setup go
+        uses: actions/setup-go@v1
+        with:
+          go-version: ${{ env.GO_VERSION }}
+      - uses: actions/checkout@v2
+
+      - name: Install test binaries
+        env:
+          GO111MODULE: off
+        run: |
+          go get github.com/containernetworking/cni/cnitool
+          go get github.com/mattn/goveralls
+          go get github.com/modocache/gover
+
+      - name: test
+        run: PATH=$PATH:$(go env GOPATH)/bin COVERALLS=1 ./test_linux.sh
+
+      - name: Send coverage to coveralls
+        env:
+          COVERALLS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          PATH=$PATH:$(go env GOPATH)/bin
+          gover
+          goveralls -coverprofile=gover.coverprofile -service=github
+
+  test-win:
+    name: Build and run tests on Windows
+    runs-on: windows-latest
+    steps:
+      - name: setup go
+        uses: actions/setup-go@v1
+        with:
+          go-version: ${{ env.GO_VERSION }}
+      - uses: actions/checkout@v2
+      - name: test
+        run: bash ./test_windows.sh