Didi crawl — three targets (links, streams, team members), the relevance brief, and staged team ingest

One `organization.crawl` capability over Anthropic's server-side web_search, driven by a per-workspace, operator-editable relevance brief.

• Plan
• Augment-It
• Org-Workbench
• Search-And-Add
• Didi-Chat
• Crawl
• Relevance-Brief