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rules

README.md

Twenty Development Rules

This directory contains Twenty's development guidelines and best practices. The rules are organized into several key categories:

Guidelines Structure

1. Architecture and Structure

  • architecture.md: Project overview, technology stack, and infrastructure setup
  • file-structure-guidelines.md: File and directory organization patterns

2. Code Style and Development

  • typescript-guidelines.md: TypeScript best practices and conventions
  • code-style-guidelines.md: General coding standards and style guide

3. React Development

  • react-general-guidelines.md: Core React development principles and patterns
  • react-state-management-guidelines.md: State management approaches and best practices

4. Testing

  • testing-guidelines.md: Testing strategies, patterns, and best practices

5. Internationalization

  • translations.md: Translation workflow, i18n setup, and string management

Common Development Commands

Frontend Commands

# Testing
npx nx test twenty-front                    # Run unit tests
npx nx storybook:build twenty-front         # Build Storybook
npx nx storybook:serve-and-test:static     # Run Storybook tests

# Development
npx nx lint twenty-front                    # Run linter
npx nx typecheck twenty-front               # Type checking
npx nx run twenty-front:graphql:generate    # Generate GraphQL types

Backend Commands

# Database
npx nx database:reset twenty-server         # Reset database
npx nx run twenty-server:database:init:prod # Initialize database
npx nx run twenty-server:database:migrate:prod # Run migrations

# Development
npx nx run twenty-server:start             # Start the server
npx nx run twenty-server:lint              # Run linter (add --fix to auto-fix)
npx nx run twenty-server:typecheck         # Type checking
npx nx run twenty-server:test              # Run unit tests
npx nx run twenty-server:test:integration:with-db-reset # Run integration tests

# Migrations
npx nx run twenty-server:typeorm migration:generate src/database/typeorm/metadata/migrations/[name] -d src/database/typeorm/metadata/metadata.datasource.ts

# Workspace
npx nx run twenty-server:command workspace:sync-metadata -f  # Sync metadata

Usage

These rules are automatically attached to relevant files in your workspace through Cursor's context system. They help maintain consistency and quality across the Twenty codebase.

For the most up-to-date version of these guidelines, always refer to the files in this directory.