3 files changed, 20 insertions, 0 deletions
diff --git a/BackEnd/Timeline/Entities/DatabaseContext.cs b/BackEnd/Timeline/Entities/DatabaseContext.cs
index a0b59d1f..8ccdabb5 100644
--- a/BackEnd/Timeline/Entities/DatabaseContext.cs
+++ b/BackEnd/Timeline/Entities/DatabaseContext.cs
@@ -35,5 +35,7 @@ namespace Timeline.Entities
 
         public DbSet<JwtTokenEntity> JwtToken { get; set; } = default!;
         public DbSet<DataEntity> Data { get; set; } = default!;
+
+        public DbSet<MigrationEntity> Migrations { get; set; } = default!;
     }
 }
diff --git a/BackEnd/Timeline/Entities/MigrationEntity.cs b/BackEnd/Timeline/Entities/MigrationEntity.cs
new file mode 100644
index 00000000..0472f24e
--- /dev/null
+++ b/BackEnd/Timeline/Entities/MigrationEntity.cs
@@ -0,0 +1,15 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Timeline.Entities
+{
+    [Table("migrations")]
+    public class MigrationEntity
+    {
+        [Column("id"), Key, DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+        public long Id { get; set; }
+
+        [Column("name"), Required]
+        public string Name { get; set; } = default!;
+    }
+}
diff --git a/BackEnd/Timeline/Entities/TimelinePostEntity.cs b/BackEnd/Timeline/Entities/TimelinePostEntity.cs
index 317d43fc..451f56cd 100644
--- a/BackEnd/Timeline/Entities/TimelinePostEntity.cs
+++ b/BackEnd/Timeline/Entities/TimelinePostEntity.cs
@@ -26,12 +26,15 @@ namespace Timeline.Entities
         [ForeignKey(nameof(AuthorId))]
         public UserEntity? Author { get; set; } = default!;
 
+        [Obsolete("Use post data instead.")]
         [Column("content_type")]
         public string? ContentType { get; set; }
 
+        [Obsolete("Use post data instead.")]
         [Column("content")]
         public string? Content { get; set; }
 
+        [Obsolete("Use post data instead.")]
         [Column("extra_content")]
         public string? ExtraContent { get; set; }