error-handler-middleware

# Error Handler Middleware ## Overview This skill provides automated assistance for error handler middleware tasks within the Backend Development domain. ## When to Use This skill activates automatically when you: - Mention "error handler middleware" in your request - Ask about error handler middleware patterns or best practices - Need help with backend skills covering node.js, python, go, database design, caching, messaging, and microservices architecture. ## Instructions 1. Provides step-by-step guidance for error handler middleware 2. Follows industry best practices and patterns 3. Generates production-ready code and configurations 4. Validates outputs against common standards ## Examples **Example: Basic Usage** Request: "Help me with error handler middleware" Result: Provides step-by-step guidance and generates appropriate configurations ## Prerequisites - Relevant development environment configured - Access to necessary tools and services - Basic understanding of backend development concepts ## Output - Generated configurations and code - Best practice recommendations - Validation results ## Error Handling | Error | Cause | Solution | |-------|-------|----------| | Configuration invalid | Missing required fields | Check documentation for required parameters | | Tool not found | Dependency not installed | Install required tools per prerequisites | | Permission denied | Insufficient access | Verify credentials and permissions | ## Resources - Official ...