feat: sync lijiaoqiao implementation and staging validation artifacts

supply-api/internal/middleware/middleware.go

@@ -0,0 +1,42 @@
+package middleware
+
+import (
+	"log"
+	"net/http"
+	"runtime/debug"
+)
+
+// Recovery 中间件 - 恢复 panic
+func Recovery(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		defer func() {
+			if err := recover(); err != nil {
+				log.Printf("panic recovered: %v\n%s", err, debug.Stack())
+				http.Error(w, "internal server error", http.StatusInternalServerError)
+			}
+		}()
+		next.ServeHTTP(w, r)
+	})
+}
+
+// Logging 中间件 - 请求日志
+func Logging(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		log.Printf("%s %s", r.Method, r.URL.Path)
+		next.ServeHTTP(w, r)
+	})
+}
+
+// RequestID 中间件 - 请求追踪
+func RequestID(next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		requestID := r.Header.Get("X-Request-Id")
+		if requestID == "" {
+			requestID = r.Header.Get("X-Request-ID")
+		}
+		if requestID != "" {
+			w.Header().Set("X-Request-Id", requestID)
+		}
+		next.ServeHTTP(w, r)
+	})
+}