The merge adds visual highlighting to the dependency graph plugin. A new `useDependencyChain` hook tracks dependency relationships, while `GraphTaskNode` and `DependencyGraph` gained hover, selection, and highlight visual states backed by new CSS. Tests cover the hook logic, highlighting behavior, a
Fusion-Task-Id: FN-3088
Implements a modular dependency graph feature for the Fusion dashboard plugin, replacing the monolithic `DependencyGraphView` component with a factored architecture: graph types and filtering (Step 1), a data hook (Step 2), auto-layout engine (Step 3), SVG edge rendering (Step 4), an interaction hoo
Fusion-Task-Id: FN-3082