Add tik4net.testing documentation (alpha) Three new pages covering TikFakeConnection usage at each API level: - Testing-low-level-API.md (CallCommandSync, raw sentences) - Testing-mid-level-API.md (ITikCommand.Execute*, ExecuteAsync) - Testing-high-level-API.md (LoadAll, Save, Delete, entity builder helpers) Updated Communication-debugging-&-testing.md and Home.md with links. All pages marked alpha — API may change before stable NuGet release. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

danikf committed May 13, 2026