Add a screenshots page and rewrite the Portuguese guides in a friendlier tone 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>