refactor(mcp): remove Core dependency, switch to HttpClient-based architecture

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

MoneyMap.Mcp/ConfigReceiptStorageOptions.cs

@@ -1,15 +0,0 @@
-using Microsoft.Extensions.Configuration;
-using MoneyMap.Services;
-
-namespace MoneyMap.Mcp;
-
-public class ConfigReceiptStorageOptions : IReceiptStorageOptions
-{
-    public string ReceiptsBasePath { get; }
-
-    public ConfigReceiptStorageOptions(IConfiguration config)
-    {
-        ReceiptsBasePath = config["Receipts:StoragePath"]
-            ?? throw new InvalidOperationException("Receipts:StoragePath not configured");
-    }
-}

MoneyMap.Mcp/MoneyMap.Mcp.csproj

@@ -6,17 +6,10 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
-  <ItemGroup>
-    <FrameworkReference Include="Microsoft.AspNetCore.App" />
-  </ItemGroup>
-
   <ItemGroup>
     <PackageReference Include="ModelContextProtocol" Version="1.1.0" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.6" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\MoneyMap.Core\MoneyMap.Core.csproj" />
+    <PackageReference Include="Microsoft.Extensions.Http" Version="9.0.6" />
   </ItemGroup>
 
   <ItemGroup>

MoneyMap.Mcp/Program.cs

@@ -1,17 +1,17 @@
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Logging;
-using MoneyMap.Core;
 using MoneyMap.Mcp;
-using MoneyMap.Services;
 
 var builder = Host.CreateApplicationBuilder(args);
 
 builder.Logging.ClearProviders();
 builder.Logging.AddConsole(options => options.LogToStandardErrorThreshold = LogLevel.Trace);
 
-builder.Services.AddMoneyMapCore(builder.Configuration);
-builder.Services.AddSingleton<IReceiptStorageOptions, ConfigReceiptStorageOptions>();
+builder.Services.AddHttpClient<MoneyMapApiClient>(client =>
+{
+    client.BaseAddress = new Uri(builder.Configuration["MoneyMapApi:BaseUrl"]!);
+});
 
 builder.Services
     .AddMcpServer()

MoneyMap.Mcp/appsettings.json

@@ -1,8 +1,5 @@
 {
-  "ConnectionStrings": {
-    "MoneyMapDb": "Server=barge.lan;Database=MoneyMap;User Id=moneymap;Password=Cn87oXQPj7EEkx;TrustServerCertificate=True;"
-  },
-  "Receipts": {
-    "StoragePath": "\\\\TRUENAS\\receipts"
+  "MoneyMapApi": {
+    "BaseUrl": "http://barge.lan:5010/"
   }
 }