5cf6382e42
Implement the main CLI entry point for the Polymarket Insider Tracker. Features: - argparse-based CLI with version, config-check, dry-run, log-level flags - Structured logging configuration with multiple formatters - Configuration validation with friendly error messages - Startup banner display - Config check mode for validation without running - Integration with Pipeline orchestrator Tests: 20 new tests covering parser, logging, banner, config validation, and integration scenarios. Closes #55 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>