/claim #11340

Summary

Added LawPay (AffiniPay) integration:

• Secure webhook verification using HMAC-SHA256
• Sanitized logs (no sensitive data)
• Rounded charge amounts to integer cents
• Localized “LawPay (AffiniPay)” label
• Added env.d.ts for typed environment variables

Testing

• Verified valid and invalid webhook signatures
• Confirmed no PII in logs
• Passed Cubic review with no issues