bug fix #171 device batch attachments not working

Disco.Data/Disco.Data.csproj

@@ -189,6 +189,10 @@
     <Compile Include="Migrations\202412180604170_DBv25.Designer.cs">
       <DependentUpon>202412180604170_DBv25.cs</DependentUpon>
     </Compile>
+    <Compile Include="Migrations\202503140520548_DBv26.cs" />
+    <Compile Include="Migrations\202503140520548_DBv26.Designer.cs">
+      <DependentUpon>202503140520548_DBv26.cs</DependentUpon>
+    </Compile>
     <Compile Include="Migrations\Configuration.cs" />
     <Compile Include="Migrations\DiscoDataMigrator.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
@@ -279,6 +283,9 @@
     <EmbeddedResource Include="Migrations\202412180604170_DBv25.resx">
       <DependentUpon>202412180604170_DBv25.cs</DependentUpon>
     </EmbeddedResource>
+    <EmbeddedResource Include="Migrations\202503140520548_DBv26.resx">
+      <DependentUpon>202503140520548_DBv26.cs</DependentUpon>
+    </EmbeddedResource>
     <EmbeddedResource Include="Properties\Resources.resx">
       <Generator>ResXFileCodeGenerator</Generator>
       <LastGenOutput>Resources.Designer.cs</LastGenOutput>

Disco.Data/Migrations/202503140520548_DBv26.Designer.cs

@@ -0,0 +1,27 @@
+// <auto-generated />
+namespace Disco.Data.Migrations
+{
+    using System.Data.Entity.Migrations;
+    using System.Data.Entity.Migrations.Infrastructure;
+    using System.Resources;
+    
+    public sealed partial class DBv26 : IMigrationMetadata
+    {
+        private readonly ResourceManager Resources = new ResourceManager(typeof(DBv26));
+        
+        string IMigrationMetadata.Id
+        {
+            get { return "202503140520548_DBv26"; }
+        }
+        
+        string IMigrationMetadata.Source
+        {
+            get { return null; }
+        }
+        
+        string IMigrationMetadata.Target
+        {
+            get { return Resources.GetString("Target"); }
+        }
+    }
+}

Disco.Data/Migrations/202503140520548_DBv26.cs

@@ -0,0 +1,18 @@
+namespace Disco.Data.Migrations
+{
+    using System;
+    using System.Data.Entity.Migrations;
+    
+    public partial class DBv26 : DbMigration
+    {
+        public override void Up()
+        {
+            AlterColumn("dbo.DeviceBatchAttachments", "Comments", c => c.String(maxLength: 500));
+        }
+        
+        public override void Down()
+        {
+            AlterColumn("dbo.DeviceBatchAttachments", "Comments", c => c.String(nullable: false, maxLength: 500));
+        }
+    }
+}