This merge adds Docker connectivity management to Fusion (FN-3109), introducing a Docker client service in `@fusion/core` with typed interfaces for daemon connection configuration (host, socket path, TLS). The dashboard gains a `DockerTargetSelector` component for choosing between local socket and T
Fusion-Task-Id: FN-3109
- Add managed Docker node API client/routes, onboarding hook, and NodesView integration with new onboarding modal UX
- Refine Add Node, mobile nav, agent/node detail, and onboarding-related component styling/interaction flows
- Expand dashboard/core/cli test coverage for onboarding flows, node routes, insights persistence, and mobile regressions
- Add CLI/plugin packaging updates including bundled dependency-graph install and plugin schema initialization support
Fusion-Task-Id: FN-3108
