# πŸ”„ Multi-Agent Workflows ## End-to-End Parallel Task Orchestration **Version**: 0.1.0 **Status**: Specification (VAPORA v1.0 - Workflows) **Purpose**: Workflows where 10+ agents work in parallel, coordinated automatically --- ## 🎯 Objetivo Orquestar workflows donde mΓΊltiples agentes trabajan **en paralelo** en diferentes aspectos de una tarea, sin intervenciΓ³n manual: ``` Feature Request ↓ ProjectManager crea task ↓ (paralelo) Architect diseΓ±a ────────┐ Developer implementa β”€β”€β”€β”€β”œβ”€β†’ Reviewer revisa ──┐ Tester escribe tests ───── β”œβ”€β†’ DecisionMaker aprueba Documenter prepara docs ── β”œβ”€β†’ DevOps deploya Security audita β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚ ↓ Marketer promociona ``` --- ## πŸ“‹ Workflow: Feature Compleja End-to-End ### Fase 1: PlanificaciΓ³n (Serial - Requiere aprobaciΓ³n) **Agentes**: Architect, ProjectManager, DecisionMaker **Timeline**: 1-2 horas ```yaml Workflow: feature-auth-mfa Status: planning Created: 2025-11-09T10:00:00Z Steps: 1_architect_designs: agent: architect input: feature_request, project_context task_type: ArchitectureDesign quality: Critical estimated_duration: 45min output: - design_doc.md - adr-001-mfa-strategy.md - architecture_diagram.svg 2_pm_validates: dependencies: [1_architect_designs] agent: project-manager task_type: GeneralQuery input: design_doc, project_timeline action: validate_feasibility 3_decision_maker_approves: dependencies: [2_pm_validates] agent: decision-maker task_type: GeneralQuery input: design, feasibility_report approval_required: true escalation_if: ["too risky", "breaks roadmap"] ``` **Output**: ADR aprobado, design doc, go/no-go decision --- ### Fase 2: ImplementaciΓ³n (Paralelo - MΓ‘xima concurrencia) **Agentes**: Developer (Γ—3), Tester, Security, Documenter (async) **Timeline**: 3-5 dΓ­as ```yaml 4_frontend_dev: dependencies: [3_decision_maker_approves] agent: developer-frontend skill_match: frontend input: design_doc, api_spec tasks: - implement_mfa_ui - add_totp_input - add_webauthn_button parallel_with: [4_backend_dev, 5_security_setup, 6_docs_start] max_duration: 4days 4_backend_dev: dependencies: [3_decision_maker_approves] agent: developer-backend skill_match: backend, security input: design_doc, database_schema tasks: - implement_mfa_service - add_totp_verification - add_webauthn_endpoint parallel_with: [4_frontend_dev, 5_security_setup, 6_docs_start] max_duration: 4days 5_security_audit: dependencies: [3_decision_maker_approves] agent: security input: design_doc, threat_model tasks: - threat_modeling - security_review - vulnerability_scan_plan parallel_with: [4_frontend_dev, 4_backend_dev, 6_docs_start] can_block_deployment: true 6_docs_start: dependencies: [3_decision_maker_approves] agent: documenter input: design_doc tasks: - create_adr_doc - start_implementation_guide parallel_with: [4_frontend_dev, 4_backend_dev, 5_security_audit] low_priority: true Status: in_progress Parallel_agents: 5 Progress: 60% Blockers: none ``` **Output**: - Frontend implementation + PRs - Backend implementation + PRs - Security audit report - Initial documentation --- ### Fase 3: CΓ³digo Review (Paralelo pero gated) **Agentes**: CodeReviewer (Γ—2), Security, Tester **Timeline**: 1-2 dΓ­as ```yaml 7a_frontend_review: dependencies: [4_frontend_dev] agent: code-reviewer-frontend input: frontend_pr actions: [comment, request_changes, approve] must_pass: 1 # At least 1 reviewer can_block_merge: true 7b_backend_review: dependencies: [4_backend_dev] agent: code-reviewer-backend input: backend_pr actions: [comment, request_changes, approve] must_pass: 1 security_required: true # Security must also approve 7c_security_review: dependencies: [4_backend_dev, 5_security_audit] agent: security input: backend_pr, security_audit actions: [scan, approve_or_block] critical_vulns_block_merge: true high_vulns_require_mitigation: true 7d_test_coverage: dependencies: [4_frontend_dev, 4_backend_dev] agent: tester input: frontend_pr, backend_pr actions: [run_tests, check_coverage, benchmark] must_pass: tests_passing && coverage > 85% Status: in_progress Parallel_reviewers: 4 Approved: frontend_review Pending: backend_review (awaiting security_review) Blockers: security_review ``` **Output**: - Approved PRs (if all pass) - Comments & requested changes - Test coverage report - Security clearance --- ### Fase 4: Merge & Deploy (Serial - Ordered) **Agentes**: CodeReviewer, DevOps, Monitor **Timeline**: 1-2 horas ```yaml 8_merge_to_dev: dependencies: [7a_frontend_review, 7b_backend_review, 7c_security_review, 7d_test_coverage] agent: code-reviewer action: merge_to_dev requires: all_approved 9_deploy_staging: dependencies: [8_merge_to_dev] agent: devops environment: staging actions: [trigger_ci, deploy_manifests, smoke_test] automatic_after_merge: true timeout: 30min 10_smoke_test: dependencies: [9_deploy_staging] agent: tester test_type: smoke environments: [staging] must_pass: all 11_monitor_staging: dependencies: [9_deploy_staging] agent: monitor duration: 1hour metrics: [error_rate, latency, cpu, memory] alert_if: error_rate > 1% or p99_latency > 500ms Status: in_progress Completed: 8_merge_to_dev In_progress: 9_deploy_staging (20min elapsed) Pending: 10_smoke_test, 11_monitor_staging ``` **Output**: - Code merged to dev - Deployed to staging - Smoke tests pass - Monitoring active --- ### Fase 5: Final Validation & Release **Agentes**: DecisionMaker, DevOps, Marketer, Monitor **Timeline**: 1-3 horas ```yaml 12_final_approval: dependencies: [10_smoke_test, 11_monitor_staging] agent: decision-maker input: test_results, monitoring_report, security_clearance action: approve_for_production if_blocked: defer_to_next_week 13_deploy_production: dependencies: [12_final_approval] agent: devops environment: production deployment_strategy: blue_green # 0 downtime actions: [deploy, health_check, traffic_switch] rollback_on: any_error 14_monitor_production: dependencies: [13_deploy_production] agent: monitor duration: 24hours alert_thresholds: [error_rate > 0.5%, p99 > 300ms, cpu > 80%] auto_rollback_if: critical_error 15_announce_release: dependencies: [13_deploy_production] # Can start once deployed agent: marketer async: true actions: [draft_blog_post, announce_on_twitter, create_demo_video] 16_update_docs: dependencies: [13_deploy_production] agent: documenter async: true actions: [update_changelog, publish_guide, update_roadmap] Status: completed Deployed: 2025-11-10T14:00:00Z Monitoring: Active Release_notes: docs/releases/v1.2.0.md ``` **Output**: - Deployed to production - 24h monitoring active - Blog post + social media - Docs updated - Release notes published --- ## πŸ”„ Workflow State Machine ``` Created ↓ Planning (serial, approval-gated) β”œβ”€ Architect designs β”œβ”€ PM validates └─ DecisionMaker approves β†’ GO / NO-GO ↓ Implementation (parallel) β”œβ”€ Frontend dev β”œβ”€ Backend dev β”œβ”€ Security audit β”œβ”€ Tester setup └─ Documenter start ↓ Review (parallel but gated) β”œβ”€ Code review β”œβ”€ Security review β”œβ”€ Test execution └─ Coverage check ↓ Merge & Deploy (serial, ordered) β”œβ”€ Merge to dev β”œβ”€ Deploy staging β”œβ”€ Smoke test └─ Monitor staging ↓ Release (parallel async) β”œβ”€ Final approval β”œβ”€ Deploy production β”œβ”€ Monitor 24h β”œβ”€ Marketing announce └─ Docs update ↓ Completed / Rolled back Transitions: - Blocked β†’ can escalate to DecisionMaker - Failed β†’ auto-rollback if production - Waiting β†’ timeout after N hours ``` --- ## 🎯 Workflow DSL (YAML/TOML) ### Minimal Example ```yaml workflow: id: feature-auth title: Implement MFA agents: architect: role: Architect parallel_with: [pm] pm: role: ProjectManager depends_on: [architect] developer: role: Developer depends_on: [pm] parallelizable: true approval_required_at: [architecture, deploy_production] allow_concurrent_agents: 10 timeline_hours: 48 ``` ### Complex Example (Feature-complete) ```yaml workflow: id: feature-user-preferences title: User Preferences System created_at: 2025-11-09T10:00:00Z phases: phase_1_design: duration_hours: 2 serial: true steps: - name: architect_designs agent: architect input: feature_spec output: design_doc - name: architect_creates_adr agent: architect depends_on: architect_designs output: adr-017.md - name: pm_reviews agent: project-manager depends_on: architect_creates_adr approval_required: true phase_2_implementation: duration_hours: 48 parallel: true max_concurrent_agents: 6 steps: - name: frontend_dev agent: developer skill_match: frontend depends_on: [architect_designs] - name: backend_dev agent: developer skill_match: backend depends_on: [architect_designs] - name: db_migration agent: devops depends_on: [architect_designs] - name: security_review agent: security depends_on: [architect_designs] - name: docs_start agent: documenter depends_on: [architect_creates_adr] priority: low phase_3_review: duration_hours: 16 gate: all_tests_pass && all_reviews_approved steps: - name: frontend_review agent: code-reviewer depends_on: frontend_dev - name: backend_review agent: code-reviewer depends_on: backend_dev - name: tests agent: tester depends_on: [frontend_dev, backend_dev] - name: deploy_staging agent: devops depends_on: [frontend_review, backend_review, tests] phase_4_release: duration_hours: 4 steps: - name: final_approval agent: decision-maker depends_on: phase_3_review - name: deploy_production agent: devops depends_on: final_approval strategy: blue_green - name: announce agent: marketer depends_on: deploy_production async: true ``` --- ## πŸ”§ Runtime: Monitoring & Adjustment ### Dashboard (Real-Time) ``` Workflow: feature-auth-mfa Status: in_progress (Phase 2/5) Progress: 45% Timeline: 2/4 days remaining Active Agents (5/12): β”œβ”€ architect-001 🟒 Designing (80% done) β”œβ”€ developer-frontend-001 🟒 Implementing (60% done) β”œβ”€ developer-backend-001 🟒 Implementing (50% done) β”œβ”€ security-001 🟒 Auditing (70% done) └─ documenter-001 🟑 Waiting for PR links Pending Agents (4): β”œβ”€ code-reviewer-001 ⏳ Waiting for frontend_dev β”œβ”€ code-reviewer-002 ⏳ Waiting for backend_dev β”œβ”€ tester-001 ⏳ Waiting for dev completion └─ devops-001 ⏳ Waiting for reviews Blockers: none Issues: none Risks: none Timeline Projection: - Design: βœ… 2h (completed) - Implementation: 3d (50% done, on track) - Review: 1d (scheduled) - Deploy: 4h (scheduled) Total ETA: 4d (vs 5d planned, 1d early!) ``` ### Workflow Adjustments ```rust pub enum WorkflowAdjustment { // Add more agents if progress slow AddAgent { agent_role: AgentRole, count: u32 }, // Parallelize steps that were serial Parallelize { step_ids: Vec }, // Skip optional steps to save time SkipOptionalSteps { step_ids: Vec }, // Escalate blocker to DecisionMaker EscalateBlocker { step_id: String }, // Pause workflow for manual review Pause { reason: String }, // Cancel workflow if infeasible Cancel { reason: String }, } // Example: If timeline too tight, add agents if projected_timeline > planned_timeline { workflow.adjust(WorkflowAdjustment::AddAgent { agent_role: AgentRole::Developer, count: 2, }).await?; } ``` --- ## 🎯 Implementation Checklist - [ ] Workflow YAML/TOML parser - [ ] State machine executor (Createdβ†’Completed) - [ ] Parallel task scheduler - [ ] Dependency resolution (topological sort) - [ ] Gate evaluation (all_passed, any_approved, etc.) - [ ] Blocking & escalation logic - [ ] Rollback on failure - [ ] Real-time dashboard - [ ] Audit trail (who did what, when, why) - [ ] CLI: `vapora workflow run feature-auth.yaml` - [ ] CLI: `vapora workflow status --id feature-auth` - [ ] Monitoring & alerting --- ## πŸ“Š Success Metrics βœ… 10+ agents coordinated without errors βœ… Parallel execution actual (not serial) βœ… Dependencies respected βœ… Approval gates enforce correctly βœ… Rollback works on failure βœ… Dashboard updates real-time βœ… Workflow completes in <5% over estimated time --- **Version**: 0.1.0 **Status**: βœ… Specification Complete (VAPORA v1.0) **Purpose**: Multi-agent parallel workflow orchestration