#36 upgrade Cosmos and refactor service

Author: DanielLarsenNZ

dotnet/ServerlessMicroservices.Shared/ServerlessMicroservices.Shared.csproj

@@ -10,7 +10,7 @@
     <PackageReference Include="IdentityModel" Version="5.2.0" />
     <PackageReference Include="Microsoft.ApplicationInsights" Version="2.19.0" />
     <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.2.0" />
-    <PackageReference Include="Microsoft.Azure.DocumentDB.Core" Version="1.9.1" />
+    <PackageReference Include="Microsoft.Azure.Cosmos" Version="3.23.0" />
     <PackageReference Include="Microsoft.Azure.WebJobs" Version="3.0.30" />
     <PackageReference Include="Microsoft.IdentityModel.Clients.ActiveDirectory" Version="5.2.9" />
     <PackageReference Include="System.Data.SqlClient" Version="4.8.3" />