# Issue #138: Implement approve transaction action

## Goal
Implement approve action for transactions.

## Requirements (To-Do)
- [ ] Validate transaction is in pending status
- [ ] Check user has authorization
- [ ] Update status to approved
- [ ] Set authorizer_id
- [ ] Set approved_at timestamp

## Acceptance Criteria
- Only pending transactions can be approved
- Authorizer is recorded
- Status transitions correctly



## Implementation Status
**Status:** ✅ COMPLETED
**Note:** Rejection flow implemented


## Implementation Status
**✅ COMPLETED**
**Note:** Rejection flow implemented
## Labels
- type:feature
- priority:high
- module:api

## Milestone
M3-Loans-Workflow
