improve: 修改 ddns 包依赖结构

dns/models.go

@@ -0,0 +1,19 @@
+package dns
+
+import "net/http"
+
+type Provider interface {
+	SetDomainRecord(domain, ip string) error
+}
+
+type Config struct {
+	Provider string
+	IP       string
+	Conf     map[string]interface{}
+	Http     *http.Client
+}
+
+type BasicConfig struct {
+	Domain string                 `mapstructure:"domain"`
+	Other  map[string]interface{} `mapstructure:",remain"`
+}