export interface DependencyNode {
    slug: string;
    phase: string | null;
    order: number | null;
    dependencies: string[];
    /**
     * Cross-service dependency edges (informational, non-blocking).
     * Populated via overlay-first merge: `overlay.crossReads` takes precedence over
     * `frontmatter.crossReads` (Wave 3c+1 — cross-reads-overrides).
     */
    crossDependencies?: Array<{
        service: string;
        step: string;
    }>;
    enabled: boolean;
}
export interface DependencyGraph {
    nodes: Map<string, DependencyNode>;
    edges: Map<string, string[]>;
}
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