fix: fix database error when adding filtered data

Command option set when error was occuring: netxml2kml -di <input_file> -q '<sql_query>'

netxml2kml/Methods/CliOptionsHandlers.cs

@@ -69,7 +69,8 @@ public static class CliOptionsHandlers
     
     private static string GetKmlString(IEnumerable<WirelessNetwork> wirelessNetworks,
         string name = "WiFi Map",
-        string description = $"Autogenerated by a tool.\nhttps://github.com/cuqmbr/netxml2kml")
+        string description = $"Autogenerated by a tool." +
+                           $"\nhttps://github.com/cuqmbr/netxml2kml")
     {
         var kmlTree = new XDocument();
 
@@ -162,6 +163,7 @@ public static class CliOptionsHandlers
                 foreach (var wirelessConnection in wirelessNetwork.WirelessConnections)
                 {
                     var client = wirelessConnection.WirelessClient;
+                    client.WirelessConnections = null!;
 
                     // Add new client to the DB if it is not present
                     if (!dbContext.WirelessClients.Any(wc =>

netxml2kml/netxml2kml.csproj

@@ -12,6 +12,7 @@
         <PrivateAssets>all</PrivateAssets>
         <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       </PackageReference>
+      <PackageReference Include="Microsoft.EntityFrameworkCore.InMemory" Version="6.0.8" />
       <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="6.0.8" />
       <PackageReference Include="System.CommandLine" Version="2.0.0-beta4.22272.1" />
     </ItemGroup>