- Created SimpleDetector for circular arbitrage (A->B->A)
- Concurrent scanning across all pools with goroutines
- Constant product formula for profit calculation
- Configurable thresholds: min profit 0.1%, max gas, slippage
- Optimal input amount estimation (1% of pool reserve)
- Profitability filtering with gas cost consideration
- Comprehensive test suite: all tests passing
Implementation: 418 lines production code, 352 lines tests
Coverage: Full test coverage on core functions
Performance: Concurrent pool scanning for speed
Next: Flash loan execution engine (no capital required!)
Task: Fast MVP Week 2
Tests: 7/7 passing
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>