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Extract audience demographics, engagement patterns, and behavior data from Facebook, Instagram, YouTube, and TikTok. \n \n Supports 18+ specialized Actors covering follower demographics, engagement metrics, comments, and profile analysis across all four platforms \n Offers three output formats: quick chat display, CSV export, or JSON export for downstream analysis \n Requires Apify token and mcpc CLI tool; uses dynamic schema fetching to adapt inputs to each Actor's requirements \n Includes stru

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Structured input validation, exception design, and graceful failure handling for Python applications. \n \n Covers fail-fast validation patterns, meaningful exception hierarchies, and partial failure handling for batch operations \n Includes Pydantic integration for complex input validation with automatic error messages and custom exception types with context \n Demonstrates exception chaining to preserve debug trails, batch processing with per-item error tracking, and progress reporting for lon

Production patterns for Go concurrency including goroutines, channels, synchronization primitives, and context management. \n \n Covers core primitives: goroutines, channels, select, sync.Mutex, sync.WaitGroup, and context.Context with practical examples for each \n Includes seven battle-tested patterns: worker pools, fan-out/fan-in pipelines, bounded concurrency with semaphores, graceful shutdown, error groups, concurrent maps, and select timeouts \n Provides race detection guidance via command

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Cobra and Viper are the industry-standard libraries for building production-quality CLIs in Go. Cobra provides command structure and argument parsing, while Viper manages configuration from multiple sources with clear precedence rules.

User Prompt: $ARGUMENTS

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typescript