[TASK] Implement opening balance entry test - Bank Account Transaction Workflow

[africanitem]

Task Details

Epic: #501 [EPIC] Bank Account Transaction Workflow E2E Tests

Dependencies

• Depends on: [TASK] Implement bank account creation test - Bank Account Transaction Workflow #503

Success Criteria

• Test sets opening balance, verifies account balance is correct

[africanitem]

Closed: E2E tests implemented in bank-account-transaction-workflow.spec.ts and bank-account-helpers.ts. Verified in code.