feat(foundation): FOUNDATION_UPDATE implementation

## Documentation (20 files)
- DAARION Ontology Core v1 (Agent → MicroDAO → Node → District)
- User Onboarding & Identity Layer (DAIS)
- Data Model UPDATE, Event Catalog, Governance & Permissions
- Rooms Layer, City/MicroDAO/Agents/Nodes Interface Architecture
- Helper files: ontology-summary, lifecycles, event-schemas

## Database Migration (027)
- DAIS tables: dais_identities, dais_emails, dais_wallets, dais_keys
- agent_assignments table for Assignment Layer
- rooms table for Rooms Layer
- event_outbox for NATS event delivery
- New enums: agent_role, microdao_type, node_kind, node_status, etc.
- Updated agents, microdaos, nodes tables with ontology fields

## Backend
- DAIS service & routes (/api/v1/dais/*)
- Assignment service & routes (/api/v1/assignments/*)
- Domain types for DAIS and Ontology

## Frontend
- Ontology types (Agent, MicroDAO, Node, DAIS, Assignments)
- API clients for DAIS and Assignments
- UI components: DaisProfileCard, AssignmentsPanel, OntologyBadge

Non-breaking update - all existing functionality preserved.

docker-compose.yml

@@ -313,7 +313,7 @@ services:
       - dagi-network
     restart: unless-stopped
     healthcheck:
-      test: ["CMD", "curl", "-f", "http://localhost:8890/health"]
+      test: ["CMD-SHELL", "wget -qO- http://localhost:8890/health || exit 1"]
       interval: 30s
       timeout: 10s
       retries: 3