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TASKSET 1: Foundation & Documentation - STATUS

Completion: 6/10 Documents Complete (60%) Status: In Progress Started: 2025-12-16 Target Completion: 2025-12-16

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Completed Documents ✅

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1. ARCHITECTURE_OVERVIEW.md

Status: ✅ Complete Size: Comprehensive (~450 lines) Contents:
  • C4 Model diagrams (Context, Container, Component)
  • Service boundary definitions
  • Data flow patterns (write path, read path, event-driven)
  • Deployment architecture (Railway)
  • Technology stack rationale
  • Scalability strategy
  • Security architecture overview
  • Migration path from current monolith
  • Architectural Decision Records summary
  • Risk assessment and mitigations
Key Diagrams:
  • System Context Diagram (Mermaid C4)
  • Container Diagram (8 services + 3 datastores)
  • API Gateway Component Diagram
  • Event-driven gamification flow (sequence diagram)
  • Railway deployment architecture

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2. FUNCTIONAL_REQUIREMENTS.md

Status: ✅ Complete Size: Comprehensive (~650 lines) Contents:
  • User Management & Authentication (3 requirements)
  • Knowledge Management (5 requirements)
  • Social Interactions (4 requirements)
  • Gamification Features (5 requirements)
  • Monetization/Polar Integration (4 requirements)
  • Real-Time Collaboration (3 requirements)
  • Search and Discovery (2 requirements)
  • Content Moderation (2 requirements)
  • CV/Resume Builder (1 requirement)
  • Analytics and Insights (1 requirement)
Priority Breakdown:
  • P0 (Critical/MVP): 18 features
  • P1 (High): 8 features
  • P2 (Medium): 4 features
  • P3 (Low): 1 feature
All requirements include:
  • User stories
  • Acceptance criteria
  • XP rewards (where applicable)
  • Domain events emitted

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3. NON_FUNCTIONAL_REQUIREMENTS.md

Status: ✅ Complete Size: Comprehensive (~600 lines) Contents:
  • Performance Requirements (5 NFRs with specific targets)
  • Scalability Requirements (4 NFRs with scaling thresholds)
  • Reliability Requirements (4 NFRs with SLAs)
  • Security Requirements (5 NFRs with compliance)
  • Observability Requirements (5 NFRs with metrics)
  • Operational Requirements (4 NFRs)
  • Usability Requirements (3 NFRs)
  • Compliance Requirements (2 NFRs - GDPR, PCI DSS)
Key Targets:
  • API p95 latency: < 200ms
  • WebSocket latency: < 50ms
  • Uptime SLA: 99.9% (43m 50s downtime budget/month)
  • Concurrent users: 10,000 (12-month target)
  • Event throughput: 1,000 events/sec sustained

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4. EVENT_CATALOG.md

Status: ✅ Complete Size: Comprehensive (~850 lines) Contents:
  • Event taxonomy and naming conventions
  • Event schema standards (base schema)
  • 30+ domain events documented across 6 domains:
    • User Domain (3 events)
    • Knowledge Domain (6 events)
    • Social Domain (5 events)
    • Gamification Domain (5 events)
    • Payment Domain (4 events)
    • Real-Time Domain (2 events)
  • Event choreography patterns (3 sequence diagrams)
  • Event versioning strategy (semantic versioning)
  • Event retention policies (by category)
  • Event publishing guarantees (at-least-once)
  • Dead Letter Queue policy
  • Event bus performance targets
Each event includes:
  • Version number
  • Producer service
  • Consumer services
  • JSON schema
  • Consumer actions

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5. GAMIFICATION_SYSTEM.md

Status: ✅ Complete Size: Comprehensive (~700 lines) Contents:
  • Core gamification philosophy
  • XP earning mechanics (30+ actions with rewards)
  • XP multipliers by tier
  • Anti-gaming mechanisms
  • Level system (100 levels with progression formula)
  • Achievement system (40+ achievements across 7 categories)
  • Leaderboard system (5 types)
  • Streak tracking system
  • Quest system design (future P2)
  • Social proof mechanics
  • Gamification analytics
  • Technical implementation (data models, event-driven logic)
Gamification Scale:
  • XP actions: 30+
  • Levels: 100
  • Achievements: 40+
  • Leaderboards: 5 types
  • Achievement tiers: 4 (Bronze, Silver, Gold, Legendary)

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6. MONETIZATION_STRATEGY.md

Status: ⏳ Pending Planned Contents:
  • Tier definitions (Free, Pro, Team, Enterprise)
  • Feature matrix by tier
  • Pricing model and rationale
  • Usage quotas and enforcement
  • Polar checkout integration specification
  • Billing webhook handling flows
  • Trial and upgrade/downgrade flows
  • Revenue projections and business metrics
  • Customer acquisition cost (CAC) and lifetime value (LTV)
  • Churn reduction strategies

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Pending Documents ⏳

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7. API_CONTRACTS.md

Planned Size: ~800 lines Planned Contents:
  • OpenAPI 3.0 specification (complete REST API)
  • Core endpoints by domain (User, Knowledge, Gamification, Payment)
  • WebSocket event schemas
  • Webhook payload definitions (Polar)
  • Error response standards
  • API versioning strategy
  • Rate limiting headers
  • Authentication/authorization headers

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8. DATA_MODELS.md

Planned Size: ~600 lines Planned Contents:
  • Aggregate root definitions
  • Event sourcing patterns (selective)
  • Read model projections
  • MongoDB collection schemas (all 20+ entities)
  • Index definitions for performance
  • Redis cache structures
  • Relationship mappings
  • Data migration patterns

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9. SECURITY_ARCHITECTURE.md

Planned Size: ~500 lines Planned Contents:
  • Authentication flows (JWT + refresh tokens)
  • RBAC/ABAC authorization model
  • API key management (Polar integration)
  • Rate limiting implementation
  • Data encryption (at rest, in transit)
  • Secret management strategy
  • Threat model and mitigations
  • Security testing strategy
  • Incident response procedures

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10. OBSERVABILITY_PLAN.md

Planned Size: ~500 lines Planned Contents:
  • Structured logging standards (Zap/JSON)
  • Prometheus metrics catalog (RED + USE metrics)
  • Distributed tracing strategy (OpenTelemetry)
  • Grafana dashboard specifications (5+ dashboards)
  • Alert definitions (critical, warning, info)
  • SLO/SLI definitions
  • On-call runbooks
  • Incident management workflow

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11. ADR (Architecture Decision Records)

File: .claude/.ADR Planned Contents:
  • Redis Streams vs NATS for event bus
  • Hybrid event sourcing (not full CQRS)
  • MongoDB for event store
  • Strangler fig migration pattern
  • Go for all services
  • Railway for deployment
  • Polar for payments
  • Gin vs Echo vs Fiber framework choice

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Next Steps

To complete TASKSET 1:
  1. Create MONETIZATION_STRATEGY.md - Tier definitions, Polar integration, business metrics
  2. Create API_CONTRACTS.md - OpenAPI spec, WebSocket schemas, error standards
  3. Create DATA_MODELS.md - MongoDB schemas, indexes, event sourcing patterns
  4. Create SECURITY_ARCHITECTURE.md - Auth flows, encryption, threat models
  5. Create OBSERVABILITY_PLAN.md - Metrics, logs, traces, dashboards, alerts
  6. Create ADR entries - Document all key architectural decisions
Estimated Time to Complete: 2-3 hours

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Document Quality Assessment

All completed documents follow these standards:
  • ✅ Clear structure with table of contents
  • ✅ Mermaid diagrams where applicable
  • ✅ Specific, measurable targets
  • ✅ Code examples for clarity
  • ✅ Cross-references to related documents
  • ✅ Version tracking and status markers
  • ✅ Priority classifications
  • ✅ Acceptance criteria for validation

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Validation Criteria for TASKSET 1

TASKSET 1 is complete when:
  • ✅ All 10 SRS documents created
  • ✅ All diagrams rendered correctly
  • ✅ All cross-references valid
  • ⏳ ADR file created with key decisions
  • ⏳ Peer review completed (if applicable)
  • ⏳ Stakeholder sign-off (if required)
Document Status: In Progress Last Updated: 2025-12-16T14:30:00Z Next Review: Upon completion of remaining 5 documents