Add go test action

.github/workflows/go_test.yaml

@@ -0,0 +1,32 @@
+name: go-test
+on: [push]
+jobs:
+
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Download Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.21
+        id: go
+
+      - name: Check out code into the Go module directory
+        uses: actions/checkout@v2
+
+      - name: Get dependencies
+        run: |
+          go get -v -t -d ./...        
+
+      - name: Build
+        env:
+          GOPROXY: "https://proxy.golang.org"
+        run: go build -o $@ leader ./cmd/$@
+
+      - name: Test
+        env:
+          GOPROXY: "https://proxy.golang.org"
+        working-directory: ./leader
+        run: go test -v ./...