feat(server): 添加全局指令处理功能

- 新增 http-jump.json 配置文件
- 实现 ServerMux 结构体的全局指令处理机制
- 添加 wrappedServerHandler 字段用于全局指令处理
- 修改 ServeHTTP 方法以支持全局指令处理
- 在 NewServeMux 函数中完成全局指令处理的初始化

include/http-jump.json

@@ -0,0 +1,10 @@
+{
+    "name": "http-jump",
+    "server": "localhost",
+    "port": 8083,
+    "directives":[
+        "Redirect https://playground.kingecg.top"
+    ],
+    "paths": [
+    ]
+}

server/server.go

@@ -214,13 +214,14 @@ type ServerMux struct {
 	handlers             map[string]http.Handler
 	paths                []string
 	wrappedHandler       map[string]http.Handler
+	wrappedServerHandler http.Handler
 }
 
 func (s *ServerMux) Handle(pattern string, handler http.Handler, directives []string) {
 	if s.handlers == nil {
 		s.handlers = make(map[string]http.Handler)
 	}
-	nMiddleWareLink := s.directiveHandlers.Clone()
+	nMiddleWareLink := NewMiddlewareLink()
 	for _, directive := range directives {
 		strs := strings.Split(directive, " ")
 		directiveName := strs[0]
@@ -264,6 +265,13 @@ func (s *ServerMux) getHandler(path string) http.Handler {
 	return nil
 }
 func (s *ServerMux) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	if s.wrappedServerHandler != nil {
+		s.wrappedServerHandler.ServeHTTP(w, r)
+	} else {
+		s.serveHTTP(w, r)
+	}
+}
+func (s *ServerMux) serveHTTP(w http.ResponseWriter, r *http.Request) {
 	l := logger.GetLogger("Access")
 	data := map[string]interface{}{}
 	c := r.Context()
@@ -317,6 +325,7 @@ func NewServeMux(c *model.HttpServerConfig) *ServerMux {
 		// 将指令添加到 ServerMux 的指令处理中间件链中
 		s.AddDirective(string(directive))
 	}
+	s.wrappedServerHandler = s.directiveHandlers.WrapHandler(http.HandlerFunc(s.serveHTTP))
 	// if c.AuthType == "jwt" {
 	// 	s.AddDirective("Jwt-Auth")
 	// }