System Integration Validator Validates system integration before deployment. When to Use - Pre-deployment validation - Checking port availability - Verifying database connections - Debugging stuck workflows - Detecting dead ends or circular dependencies Workflow Step 1: Check Ports Verify all required ports are free. Step 2: Verify Databases Test PostgreSQL and Redis connections. Step 3: Validate API Contracts Ensure frontend ↔ backend match. Step 4: Analyze Data Flow Detect dead ends, orphan inputs, bottlenecks. --- Pre-Deployment Checklist 1. Ports - All required ports free 2. Database - Co…