feat(架构): 完善基础架构设计

internal/shared/middleware/auth.go

@@ -42,31 +42,31 @@ func (m *JWTAuthMiddleware) Handle() gin.HandlerFunc {
 		// 获取Authorization头部
 		authHeader := c.GetHeader("Authorization")
 		if authHeader == "" {
-			m.respondUnauthorized(c, "Missing authorization header")
+			m.respondUnauthorized(c, "缺少认证头部")
 			return
 		}
 
 		// 检查Bearer前缀
 		const bearerPrefix = "Bearer "
 		if !strings.HasPrefix(authHeader, bearerPrefix) {
-			m.respondUnauthorized(c, "Invalid authorization header format")
+			m.respondUnauthorized(c, "认证头部格式无效")
 			return
 		}
 
 		// 提取token
 		tokenString := authHeader[len(bearerPrefix):]
 		if tokenString == "" {
-			m.respondUnauthorized(c, "Missing token")
+			m.respondUnauthorized(c, "缺少认证令牌")
 			return
 		}
 
 		// 验证token
 		claims, err := m.validateToken(tokenString)
 		if err != nil {
-			m.logger.Warn("Invalid token",
+			m.logger.Warn("无效的认证令牌",
 				zap.Error(err),
 				zap.String("request_id", c.GetString("request_id")))
-			m.respondUnauthorized(c, "Invalid token")
+			m.respondUnauthorized(c, "认证令牌无效")
 			return
 		}
 
@@ -119,7 +119,7 @@ func (m *JWTAuthMiddleware) validateToken(tokenString string) (*JWTClaims, error
 func (m *JWTAuthMiddleware) respondUnauthorized(c *gin.Context, message string) {
 	c.JSON(http.StatusUnauthorized, gin.H{
 		"success":    false,
-		"message":    "Unauthorized",
+		"message":    "认证失败",
 		"error":      message,
 		"request_id": c.GetString("request_id"),
 		"timestamp":  time.Now().Unix(),