lsd-token-integration-patterns

Auto-loaded by token-auditor agent during Phase 2 when LSD tokens are detected. Provides patterns for: stETH rebasing (use shares), wstETH wrapping, rETH/cbETH exchange rates, sfrxETH (ERC4626). Critical: caching rebasing balances, 1:1 ratio assumption, 1-2 wei transfer rounding.