feat(v2): implement transaction limits engine and configurable fee tiers - #267
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Gpraiz01 wants to merge 1 commit into
Open
feat(v2): implement transaction limits engine and configurable fee tiers#267Gpraiz01 wants to merge 1 commit into
Gpraiz01 wants to merge 1 commit into
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This was referenced Jun 25, 2026
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Summary
Implement a database-driven transaction limits and fee engine with KYC-tier enforcement, USD-based limit validation, configurable fee rules, admin management APIs, and user-facing allowance visibility.
Related Issues
Closes #384
Type of Change
New feature
Bug fix
Breaking change
Refactor
Documentation
Changes Made
Added TransactionLimit and FeeConfig entities.
Seeded default limits and fee configurations.
Implemented LimitsService for tier validation and fee calculation.
Integrated limit enforcement into transaction creation flow.
Added admin APIs for managing limits and fees.
Added /limits/me endpoint.
Added comprehensive tests covering limits, fees, and KYC tiers.
Testing Done
Verified KYC tier enforcement.
Verified limit validation and allowance calculations.
Verified fee calculations and deductions.
Verified admin updates take effect immediately.
Verified UTC daily reset behavior.
Ran build and full test suite successfully.