This merge lands the managed Docker nodes feature (FN-3107) end-to-end: core schema migration for nodes with types, CRUD operations in CentralCore, and dashboard UI (AddNodeModal, NodeDetailModal) with accessibility fixes and tokenized CSS. Also included are manual PR linking (FN-3202), plugin schem
Fusion-Task-Id: FN-3107
- Add mobile responsive styles for AddNodeModal and ConnectNodeModal
- Create comprehensive AddNodeModal tests with type toggle, validation, and transitions
- Improve CSS consistency across node modals with proper spacing and transitions
- Refactor AddNodeModal TSX markup with clean structure and type toggle
- Remove duplicate CSS block in ConnectNodeModal
