feat: 编译历史记录和代码生成结果(#51)

地址已绑定编译结果，支持历史记录切换功能

Co-authored-by: jackfiled <xcrenchangjun@outlook.com>
Reviewed-on: PostGuard/Canon#51
Co-authored-by: Ichirinko <1621543655@qq.com>
Co-committed-by: Ichirinko <1621543655@qq.com>

Canon.Server/Entities/CompileResult.cs

@@ -0,0 +1,21 @@
+using System.ComponentModel.DataAnnotations;
+using MongoDB.Bson;
+
+namespace Canon.Server.Entities;
+
+public class CompileResult
+{
+    public ObjectId Id { get; set; }
+
+    [MaxLength(40)]
+    public string CompileId { get; set; } = string.Empty;
+
+    public string SourceCode { get; set; } = string.Empty;
+
+    [MaxLength(40)]
+    public string SytaxTreeImageFilename { get; set; } = string.Empty;
+
+    public string CompiledCode { get; set; } = string.Empty;
+
+    public DateTime CompileTime { get; set; }
+}