Documents the static slot-host rendering contract in `docs/PLUGIN_AUTHORING.md`, clarifying how plugins should interact with the rendering system.
Fusion-Task-Id: FN-3260
The merge stabilizes a test case in the NodeDetailModal test file related to the docker config modal's recreate indicator, correcting an assertion that was causing intermittent failures.
Fusion-Task-Id: FN-3114
- Add node API typings and client methods plus a polling useNodes hook with visibility-triggered refresh
- Introduce NodesView with NodeCard, AddNodeModal, and NodeDetailModal to register, inspect, update, health-check, and remove nodes
- Wire the Nodes surface into the app shell/header and add project node assignment UI with project card node badges
- Add unit coverage for useNodes, NodesView, NodeCard, Header, and ProjectCard behavior, plus node-specific dashboard styling
