add github actions

.github/workflows/go.yml

@@ -0,0 +1,21 @@
+name: Go
+on: push
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: Go ${{ matrix.go }}
+    strategy:
+      matrix:
+        go:
+        - '1.18'
+        - '1.19'
+        - '1.20'
+        - '1.21'
+        - '1.22'
+    steps:
+    - uses: actions/checkout@v4
+    - name: Setup Go
+      uses: actions/setup-go@v4
+      with:
+        go-version: ${{ matrix.go }}
+    - run: go test -cover -race ./...

README.md

@@ -1,4 +1,4 @@
-# Defaults [![GoDoc](https://pkg.go.dev/badge/github.com/xgfone/go-defaults)](https://pkg.go.dev/github.com/xgfone/go-defaults) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg?style=flat-square)](https://raw.githubusercontent.com/xgfone/go-defaults/master/LICENSE)
+# Defaults [![Build Status](https://github.com/xgfone/go-apiserver/actions/workflows/go.yml/badge.svg)](https://github.com/xgfone/go-apiserver/actions/workflows/go.yml) [![GoDoc](https://pkg.go.dev/badge/github.com/xgfone/go-defaults)](https://pkg.go.dev/github.com/xgfone/go-defaults) [![License](https://img.shields.io/badge/License-Apache%202.0-blue.svg?style=flat-square)](https://raw.githubusercontent.com/xgfone/go-defaults/master/LICENSE)
 
 Provide some global default values.