Enhance code quality by upgrading 3 TypeScript ESLint rules from warn → error: - @typescript-eslint/no-unused-vars: warn → error - @typescript-eslint/no-explicit-any: warn → error - @typescript-eslint/no-non-null-assertion: warn → error Results: - Zero violations found across 10,487 lines of TypeScript code - 39/39 tests passing with no regressions - All validation gates pass (typecheck, lint, format, test) - Code review: EXCELLENT rating, 0 critical issues Updated documentation: - docs/code-standards.md: ESLint Quality Gates section - docs/project-roadmap.md: Phase 01 completion details - Plan status updated: Phase 01 ✅ COMPLETED Phase 01 of tier1-eslint-and-ccs-split plan complete. Ready for Phase 02: CCS monolithic split (1071 → ~200 lines).
- Migrate package manager from npm to bun - Add ESLint configuration with TypeScript support - Add Prettier configuration and .prettierignore - Format all TypeScript source files - Update CLAUDE.md with bun instructions - Verify 39 tests passing