添加项目文件。

Atomx.Common/Entities/Language.cs

@@ -0,0 +1,71 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Atomx.Common.Entities
+{
+    /// <summary>
+    /// 语言
+    /// </summary>
+    [Table("Languages")]
+    public class Language
+    {
+        /// <summary>
+        /// 数据ID
+        /// </summary>
+        [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        [Key]
+        public int Id { get; set; }
+
+        /// <summary>
+        /// 语言名称
+        /// </summary>
+        [Column(TypeName = "varchar(50)")]
+        public string Name { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 语言标题
+        /// </summary>
+        [Column(TypeName = "varchar(50)")]
+        public string Title { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 语言名称
+        /// </summary>
+        [Column(TypeName = "varchar(25)")]
+        public string Culture { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 国旗
+        /// </summary>
+        [Column(TypeName = "varchar(255)")]
+        public string FlagImage { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 排序
+        /// </summary>
+        public int DisplayOrder { get; set; }
+
+        /// <summary>
+        /// 是否可用，系统面
+        /// </summary>
+        public bool Enabled { get; set; }
+
+        /// <summary>
+        /// 多语言资源的版本，可以是时间戳或哈希
+        /// </summary>
+        [Column(TypeName = "varchar(25)")]
+        public string ResourceVersion { get; set; } = string.Empty;
+
+        /// <summary>
+        /// 创建时间
+        /// </summary>
+        [Column(TypeName = "timestamptz")]
+        public DateTime CreateTime { get; set; } = DateTime.UtcNow;
+
+        /// <summary>
+        /// 更新时间
+        /// </summary>
+        [Column(TypeName = "timestamptz")]
+        public DateTime? UpdateTime { get; set; }
+    }
+}