ljwx-children/SPRINT-3-PLAN.md

Sprint 3 Planning - Infrastructure & Testing

Sprint Duration: Week 5-6 (2 weeks) Start Date: 2025-12-31 Target Completion: 2025-01-14 Focus: Infrastructure as Code + Complete Testing Framework

---

📊 Sprint Overview

Sprint Goal: Establish production-ready infrastructure and comprehensive testing framework

Key Objectives:

1. Implement Infrastructure as Code (Terraform + Helm)
2. Build complete testing framework (Unit + Integration + E2E)
3. Enhance CI pipeline with parallel execution and caching
4. Set up automated documentation publishing

Success Criteria:

• Infrastructure reproducible via code
• Test coverage >80%
• CI pipeline <5 minutes
• Documentation auto-deployed

---

🎯 Sprint 3 Issues (6 issues)

Priority 1: Foundation (Must Have)

Issue #16: Complete Testing Framework

Status: 🔴 Not Started Priority: P0-Critical Estimated Effort: 5-6 days Assignee: TBD

Description: Build comprehensive test suite covering unit, integration, and E2E tests with >80% coverage.

Deliverables:

• Unit tests with pytest
  • Test all models (User, Item, etc.)
  • Test all API endpoints
  • Test utility functions
  • Mock external dependencies
• Integration tests
  • Database integration tests
  • API integration tests
  • External service integration tests
• E2E tests with Playwright
  • User authentication flow
  • CRUD operations
  • Error handling scenarios
• Test fixtures and factories
• Coverage report (HTML + CI integration)
• Test documentation

Acceptance Criteria:

• Overall coverage >80%
• Critical paths coverage >95%
• All tests pass in CI
• Test execution time <2 minutes

Technical Notes:

• Use pytest-asyncio for async tests
• Use pytest-mock for mocking
• Use Playwright for E2E tests
• Generate coverage with pytest-cov

Files to Create:

tests/
├── unit/
│   ├── test_models.py
│   ├── test_api_endpoints.py
│   └── test_utils.py
├── integration/
│   ├── test_database.py
│   ├── test_api_integration.py
│   └── test_external_services.py
├── e2e/
│   ├── test_auth_flow.py
│   ├── test_crud_operations.py
│   └── test_error_handling.py
├── conftest.py (fixtures)
└── factories.py (test data factories)

Dependencies: None

---

Issue #20: Infrastructure as Code (Terraform + K8s)

Status: 🔴 Not Started Priority: P0-Critical Estimated Effort: 5-6 days Assignee: TBD

Description: Implement Infrastructure as Code for reproducible environments across dev/staging/prod.

Deliverables:

• Terraform modules
  • Cloud provider setup (AWS/GCP/Azure)
  • Networking (VPC, subnets, security groups)
  • Kubernetes cluster provisioning
  • Database (RDS/Cloud SQL)
  • Object storage (S3/GCS)
  • Monitoring infrastructure
• Helm charts
  • Application deployment chart
  • Database migration job
  • Monitoring stack (Prometheus, Grafana, Loki)
  • Ingress configuration
• Environment configurations
  • terraform/environments/dev/
  • terraform/environments/staging/
  • terraform/environments/prod/
• State management
  • Remote state backend (S3/GCS)
  • State locking (DynamoDB/Cloud Storage)
• Cost optimization
  • Resource tagging
  • Auto-scaling policies
  • Spot instances for non-prod

Acceptance Criteria:

• Infrastructure can be provisioned from scratch in <30 minutes
• All environments have parity (same structure, different scale)
• State is stored remotely and locked
• Cost estimates documented

Technical Notes:

• Use Terraform workspaces for environments
• Use Helm values files for environment-specific configs
• Document all variables and outputs
• Include destroy procedures

Files to Create:

terraform/
├── modules/
│   ├── networking/
│   ├── kubernetes/
│   ├── database/
│   └── monitoring/
├── environments/
│   ├── dev/
│   ├── staging/
│   └── prod/
└── backend.tf

deployment/helm/gold-template/
├── templates/
│   ├── deployment.yaml
│   ├── service.yaml
│   ├── ingress.yaml
│   ├── configmap.yaml
│   └── secret.yaml
├── values-dev.yaml
├── values-staging.yaml
└── values-prod.yaml

Dependencies: None

---

Priority 2: Optimization (Should Have)

Issue #17: Enhanced CI Pipeline

Status: 🔴 Not Started Priority: P1-High Estimated Effort: 2-3 days Assignee: TBD

Description: Optimize CI/CD workflows for faster feedback and better resource utilization.

Deliverables:

• Parallel test execution
  • Split tests into groups
  • Run groups in parallel jobs
  • Aggregate results
• Matrix builds
  • Python 3.10, 3.11, 3.12
  • Multiple OS (Ubuntu, macOS)
• Caching strategies
  • pip dependencies cache
  • Docker layer cache
  • Test result cache
• Fast feedback
  • Fail fast on linting errors
  • Run unit tests before integration tests
  • Skip unnecessary jobs on doc-only changes

Acceptance Criteria:

• CI pipeline completes in <5 minutes
• Cache hit rate >80%
• Parallel execution reduces time by >50%

Technical Notes:

• Use GitHub Actions matrix strategy
• Use actions/cache for dependencies
• Use Docker buildx for layer caching

Files to Update:

.github/workflows/
├── ci.yml (enhance existing)
└── test-matrix.yml (new)

Dependencies: Issue #16

---

Issue #25: Auto Documentation Publishing

Status: 🔴 Not Started Priority: P1-High Estimated Effort: 3-4 days Assignee: TBD

Description: Automated documentation deployment with versioning and search.

Deliverables:

• MkDocs setup
  • Material theme
  • Navigation structure
  • Code highlighting
  • Mermaid diagrams
• Auto-deploy to GitHub Pages
  • Deploy on main branch push
  • Deploy on release tags
• Versioned documentation
  • mike for version management
  • Version selector in UI
• Search functionality
  • Built-in search
  • Search analytics
• API documentation
  • Auto-generate from OpenAPI spec
  • Include examples and schemas

Acceptance Criteria:

• Documentation auto-deploys on push
• Multiple versions accessible
• Search works across all pages
• API docs auto-generated

Technical Notes:

• Use MkDocs Material theme
• Use mike for versioning
• Use mkdocstrings for API docs from docstrings

Files to Create:

docs/
├── index.md
├── getting-started.md
├── api/
│   └── reference.md
├── guides/
│   ├── deployment.md
│   └── testing.md
└── architecture/
    └── overview.md

mkdocs.yml
.github/workflows/docs.yml

Dependencies: Issue #11 (documentation structure)

---

Priority 3: Nice to Have (Could Have)

Issue #24: Enhanced Security Scanning

Status: 🔴 Not Started Priority: P2-Medium Estimated Effort: 3-4 days Assignee: TBD

Description: Comprehensive security automation covering SAST, DAST, container scanning, and secret detection.

Deliverables:

• SAST (Static Application Security Testing)
  • Bandit for Python
  • Semgrep for custom rules
• DAST (Dynamic Application Security Testing)
  • OWASP ZAP for API testing
• Container scanning
  • Trivy for vulnerabilities
  • Snyk for dependencies
• Secret scanning
  • GitGuardian or TruffleHog
  • Pre-commit hooks
• Security reports
  • Upload to GitHub Security tab
  • Generate SARIF reports

Acceptance Criteria:

• All scans run in CI
• Critical vulnerabilities block merge
• Reports uploaded to GitHub Security
• Pre-commit hooks prevent secret commits

Technical Notes:

• Use GitHub Code Scanning for SARIF
• Configure severity thresholds
• Document remediation procedures

Files to Create:

.github/workflows/
├── security-scan.yml
└── secret-scan.yml

.pre-commit-config.yaml
security/
└── semgrep-rules.yml

Dependencies: None

---

Issue #23: Performance Testing Suite

Status: 🔴 Not Started Priority: P2-Medium Estimated Effort: 3-4 days Assignee: TBD

Description: Load and stress testing automation with performance budgets.

Deliverables:

• k6 test scripts
  • Load tests (sustained traffic)
  • Stress tests (peak traffic)
  • Spike tests (sudden traffic)
  • Soak tests (long duration)
• Performance benchmarks
  • Response time targets
  • Throughput targets
  • Error rate thresholds
• CI integration
  • Run on PR (smoke tests)
  • Run on main (full suite)
  • Regression detection
• Performance budgets
  • P95 latency <200ms
  • Throughput >1000 RPS
  • Error rate <0.1%

Acceptance Criteria:

• Performance tests run in CI
• Regressions detected automatically
• Results visualized in dashboard
• Budgets enforced

Technical Notes:

• Use k6 for load testing
• Use Grafana for visualization
• Store results in InfluxDB

Files to Create:

tests/performance/
├── load-test.js
├── stress-test.js
├── spike-test.js
└── soak-test.js

.github/workflows/performance.yml
performance/
├── budgets.yml
└── thresholds.yml

Dependencies: Issue #16

---

📅 Sprint Timeline

Week 1 (Days 1-5)

Day 1-2: Setup & Planning

• Sprint kickoff meeting
• Environment setup
• Issue refinement
• Task breakdown

Day 3-5: Foundation Work

• Start Issue #16 (Testing Framework)

  • Day 3: Unit tests setup + model tests
  • Day 4: API endpoint tests
  • Day 5: Integration tests setup

• Start Issue #20 (Infrastructure as Code)

  • Day 3: Terraform module structure
  • Day 4: Networking + Kubernetes modules
  • Day 5: Database + monitoring modules

Week 2 (Days 6-10)

Day 6-7: Complete Foundation

• Complete Issue #16

  • Day 6: E2E tests with Playwright
  • Day 7: Coverage report + documentation

• Complete Issue #20

  • Day 6: Helm charts
  • Day 7: Environment configs + testing

Day 8-9: Optimization

• Issue #17: Enhanced CI Pipeline

  • Day 8: Parallel execution + matrix builds
  • Day 9: Caching + fast feedback

• Issue #25: Auto Documentation

  • Day 8: MkDocs setup + content
  • Day 9: Versioning + auto-deploy

Day 10: Sprint Review & Retrospective

• Demo completed work
• Update documentation
• Sprint retrospective
• Plan Sprint 4

---

🎯 Success Metrics

Code Quality

• Test coverage >80%
• All tests passing
• No critical security vulnerabilities
• Code review approval on all PRs

Infrastructure

• Infrastructure provisioned via code
• All environments deployed
• Monitoring operational
• Cost within budget

CI/CD

• CI pipeline <5 minutes
• Cache hit rate >80%
• Deployment success rate >95%
• Zero-downtime deployments

Documentation

• All features documented
• API docs auto-generated
• Documentation deployed
• Search functional

---

🚧 Risks & Mitigation

Risk 1: Infrastructure Complexity

Impact: High Probability: Medium Mitigation:

• Start with minimal viable infrastructure
• Use managed services where possible
• Document all decisions
• Have rollback plan

Risk 2: Test Coverage Time

Impact: Medium Probability: High Mitigation:

• Prioritize critical paths first
• Use test generators where possible
• Parallelize test writing
• Accept 80% coverage (not 100%)

Risk 3: CI Pipeline Performance

Impact: Medium Probability: Medium Mitigation:

• Implement caching early
• Profile slow tests
• Use parallel execution
• Consider self-hosted runners

---

📋 Definition of Done

An issue is considered "Done" when:

• All deliverables completed
• Code reviewed and approved
• Tests written and passing
• Documentation updated
• Deployed to staging
• Verified in staging
• PR merged to main
• Issue closed with summary

---

🔄 Sprint Ceremonies

Daily Standup (Async)

• What did you complete yesterday?
• What will you work on today?
• Any blockers?

Sprint Review (Day 10)

• Demo completed work
• Gather feedback
• Update backlog

Sprint Retrospective (Day 10)

• What went well?
• What could be improved?
• Action items for next sprint

---

📊 Sprint Backlog

Issue	Priority	Effort	Status	Assignee
#16	P0	5-6d	🔴 Not Started	TBD
#20	P0	5-6d	🔴 Not Started	TBD
#17	P1	2-3d	🔴 Not Started	TBD
#25	P1	3-4d	🔴 Not Started	TBD
#24	P2	3-4d	🔴 Not Started	TBD
#23	P2	3-4d	🔴 Not Started	TBD

Total Estimated Effort: 21-30 days Sprint Capacity: 10 days (2 weeks) Planned Commitment: Issues #16, #20, #17, #25 (15-19 days)

Note: Issues #24 and #23 are stretch goals if time permits.

---

🎓 Learning Objectives

Technical Skills

• Terraform module development
• Helm chart creation
• Playwright E2E testing
• GitHub Actions optimization
• MkDocs documentation

Process Skills

• Infrastructure as Code best practices
• Test-driven development
• CI/CD optimization techniques
• Documentation automation

---

📚 Resources

Documentation

• Terraform Best Practices
• Helm Chart Guide
• Pytest Documentation
• Playwright Documentation
• MkDocs Material

Templates

• .claude/templates/ - Code templates
• .claude/prompts/ - Claude prompts for assistance

Tools

• Terraform
• Helm
• pytest
• Playwright
• MkDocs
• k6 (performance testing)

---

✅ Sprint 3 Checklist

Pre-Sprint

• Sprint planning document created
• Issues created in GitHub
• Issues added to project board
• Team capacity confirmed
• Dependencies identified

During Sprint

• Daily standups
• Code reviews
• Testing
• Documentation
• Deployment to staging

Post-Sprint

• Sprint review
• Sprint retrospective
• Update metrics
• Plan Sprint 4

---

Created: 2025-12-31 Sprint Start: 2025-12-31 Sprint End: 2025-01-14 Next Sprint: Sprint 4 (CD Pipeline + Blue-Green Deployment)

🚀 Ready to start Sprint 3!