Team Builder Interactive menu for browsing and composing agent teams on demand. Works with flat or domain-subdirectory agent collections. When to Use - You have multiple agent personas (markdown files) and want to pick which ones to use for a task - You want to compose an ad-hoc team from different domains (e.g., Security + SEO + Architecture) - You want to browse what agents are available before deciding Prerequisites Agent files must be markdown files containing a persona prompt (identity, rules, workflow, deliverables). The first is used as the agent name and the first paragraph as the des…