📝 完善Readme

README.md

@@ -1 +1,31 @@
-# txim
+# 腾讯云即时通讯IM SDK
+
+### 食用方式
+
+```go
+package main
+
+import (
+	"fmt"
+	"gitee.ltd/lxh/txim"
+	"gitee.ltd/lxh/txim/api"
+	"gitee.ltd/lxh/txim/api/param"
+)
+
+func main() {
+	sdkAppId := 0000
+	sdkKey := "xxxxx"
+	// 初始化SDK
+	txim.Init(sdkAppId, sdkKey, "administrator")
+	// 导入账户
+	data, err := api.AccountImport(&param.AccountImportReq{
+		Identifier: "lxh",
+		Nick:       "李寻欢",
+	})
+	if err != nil {
+		fmt.Println(err)
+		return
+	}
+	fmt.Printf("%+v\n", data)
+}
+```