From ef3d0564c6c2734a15c41dd1d3946ff98c3929f6 Mon Sep 17 00:00:00 2001 From: George Liu Date: Wed, 9 Jul 2025 00:39:37 +1000 Subject: [PATCH] Add six new slash command categories with useful developer tools - Add /documentation category with create-readme-section command - Add /security category with security-audit and check-best-practices commands - Add /architecture category with explain-architecture-pattern command - Add /promptengineering category with convert-to-test-driven-prompt and batch-operations-prompt commands - Update README.md to document all new slash commands - Add Bash(mkdir:*) permission to settings.local.json --- .../explain-architecture-pattern.md | 151 +++++++++++++ .../documentation/create-readme-section.md | 73 +++++++ .../batch-operations-prompt.md | 198 ++++++++++++++++++ .../convert-to-test-driven-prompt.md | 147 +++++++++++++ .../commands/security/check-best-practices.md | 136 ++++++++++++ .claude/commands/security/security-audit.md | 102 +++++++++ .claude/settings.local.json | 3 +- README.md | 50 +++++ 8 files changed, 859 insertions(+), 1 deletion(-) create mode 100644 .claude/commands/architecture/explain-architecture-pattern.md create mode 100644 .claude/commands/documentation/create-readme-section.md create mode 100644 .claude/commands/promptengineering/batch-operations-prompt.md create mode 100644 .claude/commands/promptengineering/convert-to-test-driven-prompt.md create mode 100644 .claude/commands/security/check-best-practices.md create mode 100644 .claude/commands/security/security-audit.md diff --git a/.claude/commands/architecture/explain-architecture-pattern.md b/.claude/commands/architecture/explain-architecture-pattern.md new file mode 100644 index 0000000..d006a13 --- /dev/null +++ b/.claude/commands/architecture/explain-architecture-pattern.md @@ -0,0 +1,151 @@ +# Explain Architecture Pattern + +Identify and explain architectural patterns, design patterns, and structural decisions found in the codebase. This helps understand the "why" behind code organization and design choices. + +## Usage Examples + +### Basic Usage +"Explain the architecture pattern used in this project" +"What design patterns are implemented in the auth module?" +"Analyze the folder structure and explain the architecture" + +### Specific Pattern Analysis +"Is this using MVC, MVP, or MVVM?" +"Explain the microservices architecture here" +"What's the event-driven pattern in this code?" +"How is the repository pattern implemented?" + +## Instructions for Claude + +When explaining architecture patterns: + +1. **Analyze Project Structure**: Examine folder organization, file naming, and module relationships +2. **Identify Patterns**: Recognize common architectural and design patterns +3. **Explain Rationale**: Describe why these patterns might have been chosen +4. **Visual Representation**: Use ASCII diagrams or markdown to illustrate relationships +5. **Practical Examples**: Show how the pattern is implemented with code examples + +### Common Architecture Patterns + +#### Application Architecture +- **MVC (Model-View-Controller)** +- **MVP (Model-View-Presenter)** +- **MVVM (Model-View-ViewModel)** +- **Clean Architecture** +- **Hexagonal Architecture** +- **Microservices** +- **Monolithic** +- **Serverless** +- **Event-Driven** +- **Domain-Driven Design (DDD)** + +#### Design Patterns +- **Creational**: Factory, Singleton, Builder, Prototype +- **Structural**: Adapter, Decorator, Facade, Proxy +- **Behavioral**: Observer, Strategy, Command, Iterator +- **Concurrency**: Producer-Consumer, Thread Pool +- **Architectural**: Repository, Unit of Work, CQRS + +#### Frontend Patterns +- **Component-Based Architecture** +- **Flux/Redux Pattern** +- **Module Federation** +- **Micro-Frontends** +- **State Management Patterns** + +#### Backend Patterns +- **RESTful Architecture** +- **GraphQL Schema Design** +- **Service Layer Pattern** +- **Repository Pattern** +- **Dependency Injection** + +### Analysis Areas + +#### Code Organization +- Project structure rationale +- Module boundaries and responsibilities +- Separation of concerns +- Dependency management +- Configuration patterns + +#### Data Flow +- Request/response cycle +- State management +- Event propagation +- Data transformation layers +- Caching strategies + +#### Integration Points +- API design patterns +- Database access patterns +- Third-party integrations +- Message queue usage +- Service communication + +### Output Format + +Structure the explanation as: + +```markdown +## Architecture Pattern Analysis + +### Overview +Brief description of the overall architecture identified + +### Primary Patterns Identified + +#### 1. [Pattern Name] +**What it is**: Brief explanation +**Where it's used**: Specific locations in codebase +**Why it's used**: Benefits in this context + +**Example**: +```language +// Code example showing the pattern +``` + +**Diagram**: +``` +┌─────────────┐ ┌─────────────┐ +│ Component │────▶│ Service │ +└─────────────┘ └─────────────┘ +``` + +### Architecture Characteristics + +#### Strengths +- [Strength 1]: How it benefits the project +- [Strength 2]: Specific advantages + +#### Trade-offs +- [Trade-off 1]: What was sacrificed +- [Trade-off 2]: Complexity added + +### Implementation Details + +#### File Structure +``` +src/ +├── controllers/ # MVC Controllers +├── models/ # Data models +├── views/ # View templates +└── services/ # Business logic +``` + +#### Key Relationships +- How components interact +- Dependency flow +- Communication patterns + +### Recommendations +- Patterns that could enhance current architecture +- Potential improvements +- Consistency suggestions +``` + +Remember to: +- Use clear, accessible language +- Provide context for technical decisions +- Show concrete examples from the actual code +- Explain benefits and trade-offs objectively \ No newline at end of file diff --git a/.claude/commands/documentation/create-readme-section.md b/.claude/commands/documentation/create-readme-section.md new file mode 100644 index 0000000..5edb1ea --- /dev/null +++ b/.claude/commands/documentation/create-readme-section.md @@ -0,0 +1,73 @@ +# Create README Section + +Generate a specific section for a README file based on the user's request. This command helps create well-structured, professional README sections that follow best practices. + +## Usage Examples + +### Basic Usage +"Create an installation section for my Python project" +"Generate a contributing guide section" +"Write an API reference section for my REST endpoints" + +### Specific Sections +- **Installation**: Step-by-step setup instructions +- **Usage**: How to use the project with examples +- **API Reference**: Detailed API documentation +- **Contributing**: Guidelines for contributors +- **License**: License information +- **Configuration**: Configuration options and environment variables +- **Troubleshooting**: Common issues and solutions +- **Dependencies**: Required dependencies and versions +- **Architecture**: High-level architecture overview +- **Testing**: How to run tests +- **Deployment**: Deployment instructions +- **Changelog**: Version history and changes + +## Instructions for Claude + +When creating a README section: + +1. **Analyze the Project Context**: Look at existing files (package.json, requirements.txt, etc.) to understand the project +2. **Follow Markdown Best Practices**: Use proper headings, code blocks, and formatting +3. **Include Practical Examples**: Add code snippets and command examples where relevant +4. **Be Comprehensive but Concise**: Cover all important points without being verbose +5. **Match Existing Style**: If a README already exists, match its tone and formatting style + +### Section Templates + +#### Installation Section +- Prerequisites +- Step-by-step installation +- Verification steps +- Common installation issues + +#### Usage Section +- Basic usage examples +- Advanced usage scenarios +- Command-line options (if applicable) +- Code examples with expected output + +#### API Reference Section +- Endpoint descriptions +- Request/response formats +- Authentication details +- Error codes and handling +- Rate limiting information + +#### Contributing Section +- Development setup +- Code style guidelines +- Pull request process +- Issue reporting guidelines +- Code of conduct reference + +### Output Format + +Generate the section with: +- Appropriate heading level (usually ## or ###) +- Clear, structured content +- Code blocks with language specification +- Links to relevant resources +- Bullet points or numbered lists where appropriate + +Remember to ask for clarification if the section type or project details are unclear. \ No newline at end of file diff --git a/.claude/commands/promptengineering/batch-operations-prompt.md b/.claude/commands/promptengineering/batch-operations-prompt.md new file mode 100644 index 0000000..7b30152 --- /dev/null +++ b/.claude/commands/promptengineering/batch-operations-prompt.md @@ -0,0 +1,198 @@ +# Batch Operations Prompt + +Optimize prompts for multiple file operations, parallel processing, and efficient bulk changes across a codebase. This helps Claude Code work more efficiently with TodoWrite patterns. + +## Usage Examples + +### Basic Usage +"Convert to batch: Update all test files to use new API" +"Batch prompt for: Rename variable across multiple files" +"Optimize for parallel: Add logging to all service files" + +### Complex Operations +"Batch refactor: Convert callbacks to async/await in all files" +"Parallel update: Add TypeScript types to all components" +"Bulk operation: Update import statements across the project" + +## Instructions for Claude + +When creating batch operation prompts: + +1. **Identify Parallelizable Tasks**: Determine what can be done simultaneously +2. **Group Related Operations**: Organize tasks by type and dependency +3. **Create Efficient Sequences**: Order operations to minimize conflicts +4. **Use TodoWrite Format**: Structure for Claude's task management +5. **Include Validation Steps**: Add checks between batch operations + +### Batch Prompt Structure + +#### 1. Overview +- Scope of changes +- Files/patterns affected +- Expected outcome + +#### 2. Prerequisite Checks +- Required tools/dependencies +- Initial validation commands +- Backup recommendations + +#### 3. Parallel Operations +- Independent tasks that can run simultaneously +- File groups that don't conflict +- Read operations for gathering information + +#### 4. Sequential Operations +- Tasks with dependencies +- Operations that modify same files +- Final validation steps + +### Optimization Strategies + +#### File Grouping +```markdown +## Batch Operation: [Operation Name] + +### Phase 1: Analysis (Parallel) +- Search for all affected files using Glob/Grep +- Read current implementations +- Identify patterns and dependencies + +### Phase 2: Implementation (Grouped) +Group A (Independent files): +- File1.js: [specific change] +- File2.js: [specific change] + +Group B (Related components): +- Component1.tsx: [change] +- Component1.test.tsx: [related change] + +### Phase 3: Validation (Sequential) +1. Run linter on modified files +2. Execute test suite +3. Build verification +``` + +#### TodoWrite Integration +```markdown +### Task List Structure +1. Gather information (can parallelize): + - Find all files matching pattern X + - Read configuration files + - Check current implementations + +2. Batch updates (group by conflict potential): + - Update non-conflicting files (parallel) + - Update shared modules (sequential) + - Update test files (parallel) + +3. Verification (sequential): + - Run type checking + - Execute tests + - Validate build +``` + +### Conversion Examples + +#### Original Request: +"Update all API calls to use the new authentication header" + +#### Batch-Optimized Version: +```markdown +## Batch Operation: Update API Authentication Headers + +### Prerequisites +- Verify new auth header format +- Check all API call patterns in codebase + +### Parallel Phase 1: Discovery +Execute simultaneously: +1. Grep for "fetch(" patterns +2. Grep for "axios." patterns +3. Grep for "api." patterns +4. Read auth configuration file + +### Parallel Phase 2: Read Current Implementations +Read all files containing API calls (batch read): +- src/services/*.js +- src/api/*.js +- src/utils/api*.js + +### Sequential Phase 3: Update by Pattern Type +Group 1 - Fetch calls: +- Update all fetch() calls with new header +- Pattern: Add "Authorization: Bearer ${token}" + +Group 2 - Axios calls: +- Update axios config/interceptors +- Update individual axios calls + +Group 3 - Custom API wrappers: +- Update wrapper functions +- Ensure backward compatibility + +### Parallel Phase 4: Update Tests +Simultaneously update: +- Unit tests mocking API calls +- Integration tests with auth +- E2E test auth setup + +### Sequential Phase 5: Validation +1. ESLint all modified files +2. Run test suite +3. Test one API call manually +4. Build project +``` + +### Output Format + +Generate batch prompt as: + +```markdown +## Batch Operation Prompt: [Operation Name] + +### Efficiency Metrics +- Estimated sequential time: X operations +- Optimized parallel time: Y operations +- Parallelization factor: X/Y + +### Execution Plan + +#### Stage 1: Information Gathering (Parallel) +```bash +# Commands that can run simultaneously +[command 1] & +[command 2] & +[command 3] & +wait +``` + +#### Stage 2: Bulk Operations (Grouped) +**Parallel Group A:** +- Files: [list] +- Operation: [description] +- No conflicts with other groups + +**Sequential Group B:** +- Files: [list] +- Operation: [description] +- Must complete before Group C + +#### Stage 3: Verification (Sequential) +1. [Verification step 1] +2. [Verification step 2] +3. [Final validation] + +### TodoWrite Task List +- [ ] Complete Stage 1 analysis (parallel) +- [ ] Execute Group A updates (parallel) +- [ ] Execute Group B updates (sequential) +- [ ] Run verification suite +- [ ] Document changes +``` + +Remember to: +- Maximize parallel operations +- Group by conflict potential +- Use TodoWrite's in_progress limitation wisely +- Include rollback strategies +- Provide specific file patterns \ No newline at end of file diff --git a/.claude/commands/promptengineering/convert-to-test-driven-prompt.md b/.claude/commands/promptengineering/convert-to-test-driven-prompt.md new file mode 100644 index 0000000..c8ce74b --- /dev/null +++ b/.claude/commands/promptengineering/convert-to-test-driven-prompt.md @@ -0,0 +1,147 @@ +# Convert to Test-Driven Prompt + +Transform user requests into Test-Driven Development (TDD) style prompts that explicitly define expected outcomes, test cases, and success criteria before implementation. + +## Usage Examples + +### Basic Usage +"Convert this to TDD: Add a user authentication feature" +"Make this test-driven: Create a shopping cart component" +"TDD version: Implement data validation for the form" + +### Complex Scenarios +"Convert to TDD: Refactor the payment processing module" +"Test-driven approach for: API rate limiting feature" +"TDD prompt for: Database migration script" + +## Instructions for Claude + +When converting to TDD prompts: + +1. **Extract Requirements**: Identify core functionality from the original request +2. **Define Test Cases**: Create specific, measurable test scenarios +3. **Specify Expected Outcomes**: Clear success and failure criteria +4. **Structure for Implementation**: Organize prompt for red-green-refactor cycle +5. **Include Edge Cases**: Don't forget boundary conditions and error scenarios + +### TDD Prompt Structure + +#### 1. Objective Statement +Clear, concise description of what needs to be built + +#### 2. Test Specifications +``` +GIVEN: [Initial state/context] +WHEN: [Action performed] +THEN: [Expected outcome] +``` + +#### 3. Success Criteria +- Specific, measurable outcomes +- Performance requirements +- Error handling expectations +- Edge case behaviors + +#### 4. Test Cases Format +```markdown +Test Case 1: [Descriptive name] +- Input: [Specific input data] +- Expected Output: [Exact expected result] +- Validation: [How to verify success] + +Test Case 2: [Edge case name] +- Input: [Boundary/error condition] +- Expected Output: [Error handling result] +- Validation: [Error verification method] +``` + +### Conversion Examples + +#### Original Request: +"Add user login functionality" + +#### TDD Conversion: +```markdown +## Objective +Implement secure user login with email/password authentication + +## Test Specifications + +### Test 1: Successful Login +GIVEN: Valid user credentials exist in database +WHEN: User submits correct email and password +THEN: User receives auth token and is redirected to dashboard + +### Test 2: Invalid Password +GIVEN: Valid email but incorrect password +WHEN: User submits login form +THEN: Return error "Invalid credentials" without revealing which field is wrong + +### Test 3: Non-existent User +GIVEN: Email not in database +WHEN: User attempts login +THEN: Return same "Invalid credentials" error (prevent user enumeration) + +### Test 4: Rate Limiting +GIVEN: User has failed 5 login attempts +WHEN: User attempts 6th login within 15 minutes +THEN: Block attempt and show "Too many attempts" error + +## Success Criteria +- All tests pass +- Password is hashed using bcrypt +- Auth tokens expire after 24 hours +- Login attempts are logged +- Response time < 200ms +``` + +### Output Format + +Generate TDD prompt as: + +```markdown +## TDD Prompt: [Feature Name] + +### Objective +[Clear description of the feature to implement] + +### Test Suite + +#### Happy Path Tests +[List of successful scenario tests] + +#### Error Handling Tests +[List of failure scenario tests] + +#### Edge Case Tests +[List of boundary condition tests] + +### Implementation Requirements +- [ ] All tests must pass +- [ ] Code coverage > 80% +- [ ] Performance criteria met +- [ ] Security requirements satisfied + +### Test-First Development Steps +1. Write failing test for [first requirement] +2. Implement minimal code to pass +3. Refactor while keeping tests green +4. Repeat for next requirement + +### Example Test Implementation +```language +// Example test code structure +describe('FeatureName', () => { + it('should [expected behavior]', () => { + // Test implementation + }); +}); +``` +``` + +Remember to: +- Focus on behavior, not implementation details +- Make tests specific and measurable +- Include both positive and negative test cases +- Consider performance and security in tests +- Structure for iterative TDD workflow \ No newline at end of file diff --git a/.claude/commands/security/check-best-practices.md b/.claude/commands/security/check-best-practices.md new file mode 100644 index 0000000..e956332 --- /dev/null +++ b/.claude/commands/security/check-best-practices.md @@ -0,0 +1,136 @@ +# Check Best Practices + +Analyze code against language-specific best practices, coding standards, and community conventions to improve code quality and maintainability. + +## Usage Examples + +### Basic Usage +"Check if this code follows Python best practices" +"Review JavaScript code for ES6+ best practices" +"Analyze React components for best practices" + +### Specific Checks +"Check if this follows PEP 8 conventions" +"Review TypeScript code for proper type usage" +"Verify REST API design best practices" +"Check Git commit message conventions" + +## Instructions for Claude + +When checking best practices: + +1. **Identify Language/Framework**: Detect the languages and frameworks being used +2. **Apply Relevant Standards**: Use appropriate style guides and conventions +3. **Context Awareness**: Consider project-specific patterns and existing conventions +4. **Actionable Feedback**: Provide specific examples of improvements +5. **Prioritize Issues**: Focus on impactful improvements over nitpicks + +### Language-Specific Guidelines + +#### Python +- PEP 8 style guide compliance +- PEP 484 type hints usage +- Pythonic idioms and patterns +- Proper exception handling +- Module and package structure + +#### JavaScript/TypeScript +- Modern ES6+ features usage +- Async/await over callbacks +- Proper error handling +- Module organization +- TypeScript strict mode compliance + +#### React/Vue/Angular +- Component structure and organization +- State management patterns +- Performance optimizations +- Accessibility considerations +- Testing patterns + +#### API Design +- RESTful conventions +- Consistent naming patterns +- Proper HTTP status codes +- API versioning strategy +- Documentation standards + +### Code Quality Aspects + +#### Naming Conventions +- Variable and function names +- Class and module names +- Consistency across codebase +- Meaningful and descriptive names + +#### Code Organization +- File and folder structure +- Separation of concerns +- DRY (Don't Repeat Yourself) +- Single Responsibility Principle +- Modular design + +#### Error Handling +- Comprehensive error catching +- Meaningful error messages +- Proper logging practices +- Graceful degradation + +#### Performance +- Efficient algorithms +- Proper caching strategies +- Lazy loading where appropriate +- Database query optimization +- Memory management + +#### Testing +- Test coverage adequacy +- Test naming conventions +- Test organization +- Mock usage patterns +- Integration vs unit tests + +### Output Format + +Structure the analysis as: + +```markdown +## Best Practices Review + +### Summary +- Language/Framework: [Detected stack] +- Overall Score: X/10 +- Key Areas for Improvement: [List] + +### Excellent Practices Found +- [Practice 1]: Brief explanation +- [Practice 2]: Brief explanation + +### Areas for Improvement + +#### High Priority +1. **[Issue Name]** + - Current: `code example` + - Recommended: `improved code` + - Reason: Explanation of why this matters + +#### Medium Priority +[Similar format] + +#### Low Priority +[Similar format] + +### Quick Wins +- [Easy improvement 1] +- [Easy improvement 2] + +### Long-term Recommendations +- [Strategic improvement 1] +- [Strategic improvement 2] +``` + +Focus on: +- Practical, implementable suggestions +- Learning opportunities +- Maintaining consistency with existing code +- Balancing perfection with pragmatism \ No newline at end of file diff --git a/.claude/commands/security/security-audit.md b/.claude/commands/security/security-audit.md new file mode 100644 index 0000000..8d0efa4 --- /dev/null +++ b/.claude/commands/security/security-audit.md @@ -0,0 +1,102 @@ +# Security Audit + +Perform a comprehensive security audit of the codebase to identify potential vulnerabilities, insecure patterns, and security best practice violations. + +## Usage Examples + +### Basic Usage +"Run a security audit on this project" +"Check for security vulnerabilities in the authentication module" +"Scan the API endpoints for security issues" + +### Specific Audits +"Check for SQL injection vulnerabilities" +"Audit the file upload functionality for security risks" +"Review authentication and authorization implementation" +"Check for hardcoded secrets and API keys" + +## Instructions for Claude + +When performing a security audit: + +1. **Systematic Scanning**: Examine the codebase systematically for common vulnerability patterns +2. **Use OWASP Guidelines**: Reference OWASP Top 10 and other security standards +3. **Check Multiple Layers**: Review frontend, backend, database, and infrastructure code +4. **Prioritize Findings**: Categorize issues by severity (Critical, High, Medium, Low) +5. **Provide Remediation**: Include specific fixes for each identified issue + +### Security Checklist + +#### Authentication & Authorization +- Password storage and hashing methods +- Session management security +- JWT implementation and validation +- Access control and permission checks +- Multi-factor authentication support + +#### Input Validation & Sanitization +- SQL injection prevention +- XSS (Cross-Site Scripting) protection +- Command injection safeguards +- Path traversal prevention +- File upload validation + +#### Data Protection +- Encryption in transit (HTTPS/TLS) +- Encryption at rest +- Sensitive data exposure +- API key and secret management +- PII handling compliance + +#### Common Vulnerabilities +- CSRF protection +- Clickjacking prevention +- Security headers configuration +- Dependency vulnerabilities +- Insecure direct object references + +#### API Security +- Rate limiting implementation +- API authentication methods +- Input validation on endpoints +- Error message information leakage +- CORS configuration + +### Output Format + +Provide a structured security report with: + +```markdown +## Security Audit Report + +### Summary +- Total issues found: X +- Critical: X, High: X, Medium: X, Low: X + +### Critical Issues +#### 1. [Issue Name] +- **Location**: file.js:line +- **Description**: Detailed explanation +- **Impact**: Potential consequences +- **Remediation**: Specific fix with code example + +### High Priority Issues +[Similar format] + +### Medium Priority Issues +[Similar format] + +### Low Priority Issues +[Similar format] + +### Recommendations +- General security improvements +- Best practices to implement +- Tools and libraries to consider +``` + +Remember to: +- Be specific about file locations and line numbers +- Provide code examples for fixes +- Explain the security impact clearly +- Avoid false positives by understanding the context \ No newline at end of file diff --git a/.claude/settings.local.json b/.claude/settings.local.json index eff4e77..2dc9c0e 100644 --- a/.claude/settings.local.json +++ b/.claude/settings.local.json @@ -57,7 +57,8 @@ "WebFetch(domain:docs.anthropic.com)", "WebFetch(domain:github.com)", "WebFetch(domain:openrouter.ai)", - "WebFetch(domain:www.comet.com)" + "WebFetch(domain:www.comet.com)", + "Bash(mkdir:*)" ], "deny": [] } diff --git a/README.md b/README.md index 4032b2f..ab67d05 100644 --- a/README.md +++ b/README.md @@ -47,6 +47,56 @@ The Claude Code hook is for `STOP` which uses Terminal-Notifier to show macOS de - Achieves 15-25% token reduction through systematic optimization - Usage: `/cleanup-context` +### `/documentation` Commands + +- **`/create-readme-section`** - Generate specific sections for README files with professional formatting + - Creates well-structured sections like Installation, Usage, API Reference, Contributing, etc. + - Follows markdown best practices with proper headings, code blocks, and formatting + - Analyzes project context to provide relevant content + - Matches existing README style and tone + - Usage: `/create-readme-section "Create an installation section for my Python project"` + +### `/security` Commands + +- **`/security-audit`** - Perform comprehensive security audit of the codebase + - Identifies potential vulnerabilities using OWASP guidelines + - Checks authentication, input validation, data protection, and API security + - Categorizes issues by severity (Critical, High, Medium, Low) + - Provides specific remediation steps with code examples + - Usage: `/security-audit` + +- **`/check-best-practices`** - Analyze code against language-specific best practices + - Detects languages and frameworks to apply relevant standards + - Checks naming conventions, code organization, error handling, and performance + - Provides actionable feedback with before/after code examples + - Prioritizes impactful improvements over nitpicks + - Usage: `/check-best-practices` + +### `/architecture` Commands + +- **`/explain-architecture-pattern`** - Identify and explain architectural patterns in the codebase + - Analyzes project structure and identifies design patterns + - Explains rationale behind architectural decisions + - Provides visual representations with diagrams + - Shows concrete implementation examples + - Usage: `/explain-architecture-pattern` + +### `/promptengineering` Commands + +- **`/convert-to-test-driven-prompt`** - Transform requests into Test-Driven Development style prompts + - Defines explicit test cases with Given/When/Then format + - Includes success criteria and edge cases + - Structures prompts for red-green-refactor cycle + - Creates measurable, specific test scenarios + - Usage: `/convert-to-test-driven-prompt "Add user authentication feature"` + +- **`/batch-operations-prompt`** - Optimize prompts for multiple file operations and parallel processing + - Identifies parallelizable tasks to maximize efficiency + - Groups operations by conflict potential + - Integrates with TodoWrite for task management + - Includes validation steps between batch operations + - Usage: `/batch-operations-prompt "Update all API calls to use new auth header"` + ## Claude Code settings > Configure Claude Code with global and project-level settings, and environment variables.