From 882dd7afe1569461bc740642917e46089b1a094a Mon Sep 17 00:00:00 2001
From: Brian Johnson <brian@brianjohnson.co.za>
Date: Thu, 30 Jul 2026 13:11:27 +0200
Subject: [PATCH] Fix missing default constructor.

---
 .../FinancialApi.Domain.Tests.csproj          | 32 +++++++++++++++++++
 .../Entities/BalancedJournalEntry.cs          |  4 ++-
 2 files changed, 35 insertions(+), 1 deletion(-)
 create mode 100644 wolverine/a-frame-architecture/FinancialApi.Domain.Tests/FinancialApi.Domain.Tests.csproj

diff --git a/wolverine/a-frame-architecture/FinancialApi.Domain.Tests/FinancialApi.Domain.Tests.csproj b/wolverine/a-frame-architecture/FinancialApi.Domain.Tests/FinancialApi.Domain.Tests.csproj
new file mode 100644
index 0000000..d2a332c
--- /dev/null
+++ b/wolverine/a-frame-architecture/FinancialApi.Domain.Tests/FinancialApi.Domain.Tests.csproj
@@ -0,0 +1,32 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net10.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <IsPackable>false</IsPackable>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="coverlet.collector" Version="6.0.4"/>
+        <PackageReference Include="FluentAssertions" Version="8.10.0" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.14.1"/>
+        <PackageReference Include="xunit" Version="2.9.3"/>
+        <PackageReference Include="xunit.runner.visualstudio" Version="3.1.4"/>
+    </ItemGroup>
+
+    <ItemGroup>
+        <Using Include="Xunit"/>
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\FinancialApi.Domain\FinancialApi.Domain.csproj" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <Reference Include="Microsoft.Extensions.TimeProvider.Testing">
+        <HintPath>..\..\..\..\..\..\.nuget\packages\microsoft.extensions.timeprovider.testing\10.6.0\lib\net10.0\Microsoft.Extensions.TimeProvider.Testing.dll</HintPath>
+      </Reference>
+    </ItemGroup>
+
+</Project>
\ No newline at end of file
diff --git a/wolverine/a-frame-architecture/FinancialApi.Domain/Entities/BalancedJournalEntry.cs b/wolverine/a-frame-architecture/FinancialApi.Domain/Entities/BalancedJournalEntry.cs
index df5f7ad..7e5cd8e 100644
--- a/wolverine/a-frame-architecture/FinancialApi.Domain/Entities/BalancedJournalEntry.cs
+++ b/wolverine/a-frame-architecture/FinancialApi.Domain/Entities/BalancedJournalEntry.cs
@@ -3,10 +3,12 @@ namespace FinancialApi.Domain.Entities;
 public record BalancedJournalEntry
 {
     public Guid Id { get; init; }
-    public string Description { get; init; }
+    public string Description { get; init; } = null!;
     public DateTimeOffset CreatedAt { get; init; }
     public List<JournalLine> Lines { get; init; } = [];
 
+    internal BalancedJournalEntry() { }
+    
     internal BalancedJournalEntry(Guid id, string description, DateTimeOffset createdAt, List<JournalLine> lines)
     {
         Lines = lines;