feat: add pre-commit hook for lint and typecheck via husky

[yingyangxu2026]

feat: run lint and typecheck before commit via husky

• Add husky and pre-commit hook running pnpm run lint and pnpm run typecheck
• Add root script typecheck (turbo run tsc) and tsc in turbo pipeline
• No Python pre-commit required; uses npm tooling only

[wiz-6cbc7756d1]

Wiz Scan Summary

Scanner	Findings
Vulnerabilities	6  8  3
Sensitive Data	-
Secrets	-
IaC Misconfigurations	-
SAST Findings	-
Software Management Findings	-
Total	6  8  3

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