首次提交：初始化项目代码

internal/middleware/logger.go

@@ -0,0 +1,51 @@
+// Package middleware Gin 中间件层，提供请求日志、认证等横切能力
+package middleware
+
+import (
+	"time"
+
+	"resume-platform/pkg/logger"
+
+	"github.com/gin-gonic/gin"
+)
+
+func RequestLogger() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		start := time.Now()
+		path := c.Request.URL.Path
+		method := c.Request.Method
+
+		c.Next()
+
+		latency := time.Since(start)
+		statusCode := c.Writer.Status()
+		clientIP := c.ClientIP()
+		referer := c.Request.Referer()
+		userAgent := c.Request.UserAgent()
+
+		entry := logger.FromContext(c.Request.Context())
+		entry = entry.WithFields(map[string]interface{}{
+			"status":   statusCode,
+			"latency":  latency,
+			"ip":       clientIP,
+			"method":   method,
+			"path":     path,
+		})
+
+		if referer != "" {
+			entry = entry.WithField("referer", referer)
+		}
+		if len(c.Errors) > 0 {
+			entry = entry.WithField("errors", c.Errors.String())
+		}
+
+		switch {
+		case statusCode >= 500:
+			entry.WithField("user_agent", userAgent).Error("Server error")
+		case statusCode >= 400:
+			entry.Warn("Client error")
+		default:
+			entry.Info("Request handled")
+		}
+	}
+}