refactor: 后端包结构重构、去除无用的文件

server/pkg/captcha/captcha.go

@@ -0,0 +1,28 @@
+package captcha
+
+import (
+	"mayfly-go/pkg/biz"
+
+	"github.com/mojocn/base64Captcha"
+)
+
+var store = base64Captcha.DefaultMemStore
+var driver base64Captcha.Driver = base64Captcha.DefaultDriverDigit
+
+// 生成验证码
+func Generate() (string, string) {
+	c := base64Captcha.NewCaptcha(driver, store)
+	// 获取
+	id, b64s, err := c.Generate()
+	biz.ErrIsNilAppendErr(err, "获取验证码错误: %s")
+	return id, b64s
+}
+
+// 验证验证码
+func Verify(id string, val string) bool {
+	if id == "" || val == "" {
+		return false
+	}
+	// 同时清理掉这个图片
+	return store.Verify(id, val, true)
+}