CLD-00: Cloud and collaboration wave tracker

[Chris0Jeky]

Cloud and Collaboration Wave

Tracks work to deploy Taskdeck as a hosted cloud service and add collaboration features.

Strategy Document

docs/strategy/03_CLOUD_COLLABORATION_STRATEGY.md

Target: v0.2.0 (Open Doors)

• CLD-01: Deploy to managed platform (Railway/Render) with Docker
• CLD-02: Production configuration (TLS, CORS, env vars, backups)
• CLD-03: GitHub OAuth login for cloud instance
• CLD-04: Custom domain setup (app.taskdeck.io)
• CLD-05: Uptime monitoring and alerting

Target: v0.4.0 (Bring Friends)

• CLD-06: Board sharing with permission levels (Owner/Editor/Viewer)
• CLD-07: Workspace invitations (email/link)
• CLD-08: Email notification delivery for mentions and proposals
• CLD-09: Activity feed per board

Target: v0.5.0 (Power Up)

• CLD-10: PostgreSQL migration (EF Core provider switch)
• CLD-11: SignalR backplane for multi-instance scaling
• CLD-12: Free/Pro tier limits and billing foundation
• CLD-13: Managed LLM key allocation with usage caps

Target: v1.0.0 (GA)

• CLD-14: Workspace/team/organization model
• CLD-15: API-based local+cloud sync
• CLD-16: SSO (SAML/OIDC) for team tier

Related Existing Issues

• OPS-14: Cloud target topology and autoscaling reference architecture ADR #111 Cloud target topology ADR
• PLAT-03: SignalR scale-out readiness (backplane/service strategy) #105 SignalR scale-out readiness
• PLAT-01: SQLite-to-production DB migration strategy and compatibility harness #84 Managed DB migration (deferred)
• SEC-15: Managed LLM key mode threat model and control-plane tracker #235-DOC-05: Managed-key LLM usage policy, fair-use disclosures, and abuse consequences #240 Managed key control plane

Dependency

Blocked by P0 blockers (#508, #509) and self-contained packaging (#532).
Parent: #531