Add internal/middleware/recover.go

internal/middleware/recover.go

@@ -0,0 +1,28 @@
+package middleware
+
+import (
+	"log"
+	"net/http"
+	"runtime/debug"
+
+	"github.com/gin-gonic/gin"
+)
+
+// Recover panic 恢复中间件，捕获 panic 并返回 500 JSON，同时记录请求 ID 和堆栈
+func Recover() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		defer func() {
+			if r := recover(); r != nil {
+				rid := GetRequestID(c)
+				log.Printf("[ERROR] req_id=%s | panic recovered: %v\n%s", rid, r, debug.Stack())
+				c.AbortWithStatusJSON(http.StatusInternalServerError, gin.H{
+					"code":       1,
+					"message":    "服务器内部错误",
+					"request_id": rid,
+					"data":       nil,
+				})
+			}
+		}()
+		c.Next()
+	}
+}