prd-system

📄 PRD System for CursorRIPER Σ

Symbol: Ρ (Rho)

Version: 1.0.0

📋 PRD Definition System

service = "Product Requirements Document System"
symbol = "Ρ"
driver = "Transform memory-bank → PRD-driven methodology"

📐 PRD Components

Ρ = {
  Ρ₁: {
    name: "Business Objectives",
    required: true,
    template: "objectives_template.md",
    owner: Β₁,
    validation: [measurable, time_bound, aligned]
  },
  
  Ρ₂: {
    name: "Functional Requirements", 
    required: true,
    template: "requirements_template.md",
    owner: Β₁,
    validation: [specific, testable, prioritized]
  },
  
  Ρ₃: {
    name: "Technical Constraints",
    required: true,
    template: "constraints_template.md",
    owner: Β₂,
    validation: [feasible, documented, approved]
  },
  
  Ρ₄: {
    name: "User Stories",
    required: true,
    template: "story_template.md",
    owner: Β₁,
    validation: [sized, estimated, acceptance_defined]
  },
  
  Ρ₅: {
    name: "Acceptance Criteria",
    required: true,
    template: "acceptance_template.md",
    owner: Β₁ ∪ Β₄,
    validation: [measurable, complete, testable]
  },
  
  Ρ₆: {
    name: "Success Metrics",
    required: true,
    template: "metrics_template.md",
    owner: Β₁,
    validation: [quantifiable, trackable, relevant]
  }
}

📁 PRD Structure

/prd/
├── active/
│   ├── current_prd.md          # Ρ_active
│   ├── metadata.json           # Version, status, approvals
│   └── components/
│       ├── objectives.md       # Ρ₁
│       ├── requirements.md     # Ρ₂
│       ├── constraints.md      # Ρ₃
│       ├── stories/            # Ρ₄
│       ├── acceptance/         # Ρ₅
│       └── metrics.md          # Ρ₆
├── templates/
│   ├── prd_master.md
│   ├── objectives_template.md
│   ├── requirements_template.md
│   ├── constraints_template.md
│   ├── story_template.md
│   ├── acceptance_template.md
│   └── metrics_template.md
└── archive/
    └── [version]/              # Historical PRDs

🔄 Memory Bank Migration

σ_to_Ρ_migration = {
  σ₁: { // projectbrief.md
    migrate_to: Ρ₁,
    transform: extract_objectives(),
    preserve: backup_original()
  },
  
  σ₂: { // systemPatterns.md
    migrate_to: Β₂_artifacts,
    transform: convert_to_arch_docs(),
    link: reference_in_Ρ₃
  },
  
  σ₃: { // techContext.md
    migrate_to: Ρ₃,
    transform: structure_constraints(),
    enhance: add_validation_rules()
  },
  
  σ₄: { // activeContext.md
    migrate_to: Γ_prd ∪ Γ_roles,
    transform: separate_contexts(),
    maintain: real_time_sync()
  },
  
  σ₅: { // progress.md
    migrate_to: Κ_gates ∪ Ρ₆,
    transform: convert_to_metrics(),
    track: gate_completion_status()
  },
  
  σ₆: { // protection.md
    maintain: no_change,
    integrate: apply_to_PRD_sections()
  }
}