Split the installation guides into Linux and Windows Installation and Instalacao become a choice between both systems. The Linux guides keep their content under their own pages; the new Windows guides walk newcomers step by step and end with a quick reference for veterans. Operations, Configuration and Sagas show the Windows equivalents. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Document Heimdall Nexus 1.0.0 Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Update wiki for Heimdall Nexus 0.2.0
Heimdall Nexus wiki: English and Portuguese guides, sidebar and footer Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>