add data provider projects

OwnChar.Server.Data.ServerDataProvider/DataProvider.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OwnChar.Server.Data.ServerDataProvider
+{
+    public class DataProvider : IServerDataProvider
+    {
+    }
+}

OwnChar.Server.Data.ServerDataProvider/OwnChar.Server.Data.ServerDataProvider.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\OwnChar.Server\OwnChar.Server.csproj" />
+    <ProjectReference Include="..\OwnChar\OwnChar\OwnChar.csproj" />
+  </ItemGroup>
+
+</Project>

OwnChar.Server.Data.ServerDataProvider/Plugin.cs

@@ -0,0 +1,7 @@
+namespace OwnChar.Server.Data.ServerDataProvider
+{
+    public class Plugin
+    {
+
+    }
+}