feat: 实现字典管理后端

src/Application/TakeoutSaaS.Application/Dictionary/Abstractions/ICsvDictionaryParser.cs

@@ -0,0 +1,17 @@
+using TakeoutSaaS.Application.Dictionary.Models;
+
+namespace TakeoutSaaS.Application.Dictionary.Abstractions;
+
+/// <summary>
+/// CSV 字典导入解析器。
+/// </summary>
+public interface ICsvDictionaryParser
+{
+    /// <summary>
+    /// 解析 CSV 数据。
+    /// </summary>
+    /// <param name="stream">输入流。</param>
+    /// <param name="cancellationToken">取消标记。</param>
+    /// <returns>解析后的记录列表。</returns>
+    Task<IReadOnlyList<DictionaryImportRow>> ParseAsync(Stream stream, CancellationToken cancellationToken = default);
+}