docs(wiki): rebrand DI Claudian → Claude Sleuth, strip DeepWiki boilerplate - Replace all 'DI Claudian' references with 'Claude Sleuth' - Remove DeepWiki source file lists from page headers - Remove 130 Sources: attribution lines - Remove 652 inline [file:lines]() source references - Rename Overview-DI-Claudian-Claude-Sleuth → Overview - Update Sidebar and Home links - Remove DeepWiki attribution from Home