The co-link policy enforces strict isolation by prohibiting links or text mentions of banned competitor domains, while guiding the writer toward approved supporting sources and applying code-level regex validation before draft evaluation.

flowchart LR
    A[Red Team Writer] --> B[Draft Article]
    B --> C{Regex Policy Scan}
    C -- Banned Brand Found --> D[Folded: banned-link]
    C -- Clean Scan --> E[Link Liveness Probe]
    E --> F[Blue Team Detector]