Initial project setup: csproj and versioning config

Added TinyRepository.csproj for .NET 8.0 class library with EF Core dependencies and full package metadata. Introduced version.json to manage semantic versioning and release branch configuration. Included README.md in NuGet packaging.

Author: AngeloDotNet

src/TinyRepository/TinyRepository.csproj

@@ -0,0 +1,37 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net8.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <Authors>Angelo Pirola</Authors>
+        <Product>TinyRepository</Product>
+        <Title>TinyRepository</Title>
+        <!--<Title>TinyRepository - A lightweight generic repository for Entity Framework Core</Title>-->
+        <Description>TinyRepository is a lightweight generic repository pattern implementation
+        for Entity Framework Core, designed to simplify data access and management in .NET applications.</Description>
+        <PackageId>TinyRepository</PackageId>
+        <PackageLicenseExpression>MIT</PackageLicenseExpression>
+        <PackageIconUrl></PackageIconUrl>
+        <PackageTags>repository pattern; entity framework core; data access; generic repository; .NET</PackageTags>
+        <RepositoryType>git</RepositoryType>
+        <RepositoryBranch>main</RepositoryBranch>
+        <PackageReadmeFile>README.md</PackageReadmeFile>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.22" />
+        <PackageReference Include="Microsoft.EntityFrameworkCore.Tools" Version="8.0.22">
+            <PrivateAssets>all</PrivateAssets>
+            <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+        </PackageReference>
+    </ItemGroup>
+
+    <ItemGroup>
+        <!--<None Include="..\..\identityLibrary.png">
+            <Pack>True</Pack>
+            <PackagePath></PackagePath>
+        </None>-->
+        <None Include="..\..\README.md" Pack="true" PackagePath="\" />
+    </ItemGroup>
+</Project>

src/TinyRepository/version.json

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+{
+  "$schema": "https://raw.githubusercontent.com/dotnet/Nerdbank.GitVersioning/master/src/NerdBank.GitVersioning/version.schema.json",
+  "version": "1.0",
+  "publicReleaseRefSpec": [
+    "^refs/heads/main$"
+  ],
+  "nugetPackageVersion": {
+    "semVer": 2
+  },
+  "pathFilters": [ "." ]
+}