Add scripts for PostgreSQL migration and SQLite removal; update project references

- Introduced `publish-with-sql.ps1` to publish Jellyfin with SQL files.
- Added `remove-sqlite.ps1` to facilitate the removal of SQLite dependencies for PostgreSQL-only deployment.
- Created `rollback-to-net10.ps1` to revert .NET 11 changes back to .NET 10.
- Implemented `test_api.py` for testing API interactions.
- Added `verify-migration.ps1` to verify PostgreSQL migration steps.
- Updated various `.csproj` files to include `Microsoft.Kiota.Abstractions` package.
- Enhanced `JellyfinDbContext` to handle concurrency exceptions during save operations.
- Updated tests to include new package references and ensure compatibility with changes.

Directory.Packages.props

@@ -50,6 +50,7 @@
     <PackageVersion Include="Microsoft.Extensions.Http" Version="11.0.0-preview.1.26104.118" />
     <PackageVersion Include="Microsoft.Extensions.Logging" Version="11.0.0-preview.1.26104.118" />
     <PackageVersion Include="Microsoft.Extensions.Options" Version="11.0.0-preview.1.26104.118" />
+    <PackageVersion Include="Microsoft.Kiota.Abstractions" Version="1.22.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageVersion Include="MimeTypes" Version="2.5.2" />
     <PackageVersion Include="Morestachio" Version="5.0.1.670" />
@@ -91,4 +92,4 @@
     <PackageVersion Include="Xunit.SkippableFact" Version="1.5.61" />
     <PackageVersion Include="xunit" Version="2.9.3" />
   </ItemGroup>
-</Project>
+</Project>