434 lines
12 KiB
Markdown
434 lines
12 KiB
Markdown
# Product Requirements Document: [Project Name]
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**Version:** 1.0
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**Date:** [Date]
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**Author:** [Your Name]
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**Status:** [Draft | In Review | Approved]
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---
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## Executive Summary
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### Project Overview
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[Brief 2-3 sentence description of the project and its primary purpose]
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### Business Goals
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- **Goal 1:** [Specific measurable business objective]
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- **Goal 2:** [Another business objective]
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- **Goal 3:** [Third business objective]
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### Success Metrics
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- **Metric 1:** [How you'll measure success - e.g., "10,000 active users in 6 months"]
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- **Metric 2:** [Another success metric]
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- **Metric 3:** [Third success metric]
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---
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## Problem Statement
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### Current Situation
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[Describe the problem or opportunity this project addresses]
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### User Pain Points
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1. **Pain Point 1:** [Description of user problem]
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2. **Pain Point 2:** [Another user problem]
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3. **Pain Point 3:** [Third user problem]
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### Why Now?
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[Why is this the right time to build this solution?]
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---
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## Target Users
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### Primary User Personas
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#### Persona 1: [Name/Role]
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- **Demographics:** [Age, location, profession, etc.]
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- **Goals:** [What they want to achieve]
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- **Pain Points:** [Their specific challenges]
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- **Technical Proficiency:** [Tech comfort level]
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- **Key Needs:** [What they need from our solution]
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#### Persona 2: [Name/Role]
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- **Demographics:** [Age, location, profession, etc.]
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- **Goals:** [What they want to achieve]
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- **Pain Points:** [Their specific challenges]
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- **Technical Proficiency:** [Tech comfort level]
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- **Key Needs:** [What they need from our solution]
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### User Journey
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[Describe how users will discover, onboard, and use the application]
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---
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## Solution Overview
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### Product Vision
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[Describe the ideal end state of the product in 1-2 paragraphs]
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### Core Value Proposition
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[What unique value does this solution provide?]
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### Key Differentiators
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1. **Differentiator 1:** [What sets us apart]
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2. **Differentiator 2:** [Another competitive advantage]
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3. **Differentiator 3:** [Third differentiator]
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---
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## Technology Stack
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### Frontend
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- **Framework:** [e.g., React 18 with Next.js 14]
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- **Language:** [e.g., TypeScript 5.x]
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- **State Management:** [e.g., React Query + Zustand]
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- **Styling:** [e.g., Tailwind CSS with shadcn/ui]
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- **Build Tool:** [e.g., Vite or Next.js]
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### Backend
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- **Runtime:** [e.g., Node.js 20+]
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- **Framework:** [e.g., Express, Fastify, or NestJS]
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- **Language:** [e.g., TypeScript 5.x]
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- **API Style:** [e.g., REST, GraphQL, or tRPC]
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### Database
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- **Primary Database:** [e.g., PostgreSQL 15]
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- **ORM/Query Builder:** [e.g., Prisma]
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- **Caching:** [e.g., Redis]
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- **Search:** [if applicable, e.g., Elasticsearch]
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### Infrastructure
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- **Hosting:** [e.g., Vercel for frontend, Railway for backend]
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- **CDN:** [e.g., Cloudflare or built-in]
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- **File Storage:** [e.g., AWS S3 or Cloudflare R2]
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- **CI/CD:** [e.g., GitHub Actions]
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- **Monitoring:** [e.g., Sentry, Datadog]
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### Authentication
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- **Strategy:** [e.g., JWT with refresh tokens]
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- **Provider:** [e.g., Custom auth, Auth0, Clerk, or Supabase Auth]
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- **Authorization:** [e.g., RBAC with custom middleware]
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### Real-time (if applicable)
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- **Technology:** [e.g., Socket.io, Server-Sent Events, or WebSocket]
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- **Use Cases:** [What requires real-time updates]
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---
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## Features & Requirements
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### Phase 1: MVP (Minimum Viable Product)
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#### Must-Have Features
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##### Feature 1: [Feature Name]
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- **Description:** [Detailed description of the feature]
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- **User Story:** As a [user type], I want to [action], so that [benefit]
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- **Acceptance Criteria:**
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- [ ] Criterion 1
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- [ ] Criterion 2
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- [ ] Criterion 3
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- **Priority:** P0 (Must Have)
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- **Technical Considerations:**
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- [Technical requirement 1]
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- [Technical requirement 2]
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##### Feature 2: [Feature Name]
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- **Description:** [Detailed description]
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- **User Story:** As a [user type], I want to [action], so that [benefit]
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- **Acceptance Criteria:**
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- [ ] Criterion 1
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- [ ] Criterion 2
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- [ ] Criterion 3
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- **Priority:** P0 (Must Have)
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##### Feature 3: [Feature Name]
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- **Description:** [Detailed description]
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- **User Story:** As a [user type], I want to [action], so that [benefit]
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- **Acceptance Criteria:**
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- [ ] Criterion 1
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- [ ] Criterion 2
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- [ ] Criterion 3
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- **Priority:** P0 (Must Have)
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#### Should-Have Features
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##### Feature 4: [Feature Name]
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- **Description:** [Detailed description]
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- **User Story:** As a [user type], I want to [action], so that [benefit]
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- **Priority:** P1 (Should Have)
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- **Dependencies:** [What must be built first]
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##### Feature 5: [Feature Name]
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- **Description:** [Detailed description]
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- **User Story:** As a [user type], I want to [action], so that [benefit]
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- **Priority:** P1 (Should Have)
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### Phase 2: Enhancement Features
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#### Feature 6: [Feature Name]
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- **Description:** [Detailed description]
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- **User Story:** As a [user type], I want to [action], so that [benefit]
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- **Priority:** P2 (Nice to Have)
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- **Estimated Effort:** [Small | Medium | Large]
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#### Feature 7: [Feature Name]
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- **Description:** [Detailed description]
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- **Priority:** P2 (Nice to Have)
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### Future Considerations
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- **Feature 8:** [Feature for future phases]
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- **Feature 9:** [Another future feature]
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---
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## User Interface & Experience
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### Design Principles
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1. **Principle 1:** [e.g., "Mobile-first, responsive design"]
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2. **Principle 2:** [e.g., "Accessibility (WCAG 2.1 AA compliance)"]
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3. **Principle 3:** [e.g., "Fast, performant interactions"]
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### Key User Flows
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#### Flow 1: [Flow Name - e.g., "User Registration"]
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1. User lands on homepage
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2. Clicks "Sign Up" button
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3. Fills out registration form
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4. Receives verification email
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5. Verifies email and is directed to onboarding
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#### Flow 2: [Flow Name - e.g., "Creating Content"]
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1. User navigates to create page
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2. Fills out content form
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3. Previews content
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4. Submits for review/publication
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5. Receives confirmation
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### Component Requirements
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- **Header/Navigation:** [Requirements for global navigation]
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- **Dashboard:** [Requirements for main dashboard view]
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- **Forms:** [Form validation, error handling requirements]
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- **Modals/Dialogs:** [Modal interaction patterns]
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- **Notifications:** [Toast notifications, alerts]
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---
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## API Requirements
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### REST API Endpoints (if using REST)
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#### Users
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- `GET /api/v1/users` - List all users (admin only)
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- `GET /api/v1/users/:id` - Get user by ID
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- `POST /api/v1/users` - Create new user
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- `PATCH /api/v1/users/:id` - Update user
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- `DELETE /api/v1/users/:id` - Delete user
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#### Authentication
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- `POST /api/v1/auth/register` - Register new user
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- `POST /api/v1/auth/login` - Login user
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- `POST /api/v1/auth/logout` - Logout user
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- `POST /api/v1/auth/refresh` - Refresh access token
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- `POST /api/v1/auth/forgot-password` - Request password reset
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- `POST /api/v1/auth/reset-password` - Reset password
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#### [Resource Name]
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- `GET /api/v1/[resource]` - List resources
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- `GET /api/v1/[resource]/:id` - Get resource by ID
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- `POST /api/v1/[resource]` - Create resource
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- `PATCH /api/v1/[resource]/:id` - Update resource
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- `DELETE /api/v1/[resource]/:id` - Delete resource
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### GraphQL Schema (if using GraphQL)
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[Include GraphQL type definitions for key entities]
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### Real-time Events (if applicable)
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- **Event 1:** [Event name and payload structure]
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- **Event 2:** [Another event]
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---
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## Data Models
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### User
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```typescript
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interface User {
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id: string;
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email: string;
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name: string;
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avatar?: string;
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role: 'USER' | 'ADMIN' | 'MODERATOR';
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createdAt: Date;
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updatedAt: Date;
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}
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```
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### [Model Name]
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```typescript
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interface [ModelName] {
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id: string;
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// Add fields
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createdAt: Date;
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updatedAt: Date;
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}
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```
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### Relationships
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- User has many [Resources]
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- [Resource] belongs to User
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- [Other relationships]
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---
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## Non-Functional Requirements
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### Performance
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- **Page Load Time:** < 2 seconds on 3G
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- **Time to Interactive:** < 3 seconds
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- **API Response Time:** < 200ms (p95)
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- **Concurrent Users:** Support 1,000 concurrent users initially
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### Security
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- **Authentication:** JWT-based with refresh tokens
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- **Data Encryption:** TLS 1.3 for data in transit, AES-256 for data at rest
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- **Input Validation:** All inputs sanitized and validated
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- **Rate Limiting:** 100 requests per 15 minutes per IP
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- **OWASP Top 10:** Mitigations for all OWASP Top 10 vulnerabilities
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### Scalability
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- **Horizontal Scaling:** Application should be stateless
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- **Database Scaling:** Design for read replicas
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- **Caching Strategy:** Redis for frequently accessed data
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- **CDN:** Static assets served via CDN
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### Reliability
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- **Uptime SLA:** 99.9% uptime
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- **Error Rate:** < 0.1% error rate
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- **Backup:** Daily database backups with 30-day retention
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- **Disaster Recovery:** RTO of 4 hours, RPO of 1 hour
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### Monitoring & Observability
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- **Logging:** Structured JSON logs with correlation IDs
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- **Metrics:** Track error rates, latency, throughput
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- **Alerting:** Alert on critical errors and performance degradation
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- **Error Tracking:** Use Sentry or similar for error monitoring
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### Accessibility
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- **WCAG Compliance:** WCAG 2.1 Level AA
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- **Screen Reader Support:** Full screen reader compatibility
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- **Keyboard Navigation:** All functionality accessible via keyboard
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### Browser Support
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- **Modern Browsers:** Chrome, Firefox, Safari, Edge (latest 2 versions)
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- **Mobile Browsers:** iOS Safari, Chrome Mobile
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## Testing Requirements
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### Frontend Testing
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- **Unit Tests:** 80% code coverage for components and utilities
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- **Integration Tests:** Critical user flows
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- **E2E Tests:** Key user journeys (login, core features)
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- **Visual Regression:** Screenshots for UI consistency
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- **Accessibility Tests:** Automated a11y testing
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### Backend Testing
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- **Unit Tests:** 85% code coverage for business logic
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- **Integration Tests:** API endpoints
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- **Load Testing:** Test at 2x expected peak load
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- **Security Testing:** OWASP ZAP or similar
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### Tools
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- **Frontend:** Vitest, React Testing Library, Playwright
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- **Backend:** Jest, Supertest
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- **Load Testing:** k6 or Artillery
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- **Security:** OWASP ZAP, npm audit
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---
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## Deployment & DevOps
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### Environments
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- **Development:** Local development environment
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- **Staging:** Pre-production testing environment
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- **Production:** Live production environment
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### CI/CD Pipeline
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1. Code pushed to GitHub
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2. Automated tests run (unit, integration)
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3. Security scanning (dependencies, SAST)
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4. Build artifacts
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5. Deploy to staging (on merge to main)
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6. Manual approval for production
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7. Deploy to production
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8. Health checks and smoke tests
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### Deployment Strategy
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- **Blue-Green Deployment:** Zero-downtime deployments
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- **Rollback Strategy:** Automated rollback on failed health checks
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- **Feature Flags:** LaunchDarkly or similar for feature rollout
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---
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## Timeline & Milestones
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### Phase 1: MVP (8-12 weeks)
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- **Week 1-2:** Project setup, architecture, initial infrastructure
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- **Week 3-4:** Authentication and user management
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- **Week 5-6:** Core feature development
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- **Week 7-8:** Additional MVP features
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- **Week 9-10:** Integration testing, bug fixes
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- **Week 11-12:** Performance optimization, security audit, launch prep
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### Phase 2: Enhancements (TBD)
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- [Timeline for phase 2 features]
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### Phase 3: Advanced Features (TBD)
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- [Timeline for advanced features]
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---
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## Risks & Mitigation
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### Technical Risks
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1. **Risk:** [Technical risk description]
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- **Likelihood:** [High | Medium | Low]
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- **Impact:** [High | Medium | Low]
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- **Mitigation:** [How to address]
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2. **Risk:** [Another risk]
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- **Likelihood:** [High | Medium | Low]
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- **Impact:** [High | Medium | Low]
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- **Mitigation:** [How to address]
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### Business Risks
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1. **Risk:** [Business risk]
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- **Mitigation:** [How to address]
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---
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## Open Questions
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- [ ] **Question 1:** [Open question needing resolution]
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- [ ] **Question 2:** [Another question]
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- [ ] **Question 3:** [Third question]
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---
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## Appendix
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### Glossary
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- **Term 1:** Definition
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- **Term 2:** Definition
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### References
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- [Reference 1]
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- [Reference 2]
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### Related Documents
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- Architecture Document: [Link]
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- API Documentation: [Link]
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- Design System: [Link]
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