- Fix transaction code mapping (475=Cleared, 255=Returned) in fetchBoaTransactions
- Match on customerReference instead of bankReference for check number matching
- Add bank-confirmed protection: CSV cannot override status once bank confirms Cleared
- Add status progression guard: CSV cannot regress status backward in lifecycle
- Cleared status is permanent — cannot be voided, cancelled, or changed
- Enable daily fetchBoaTransactions schedule (9am ET weekdays)
- Add production test script and dry run simulation script
- Add OAuth client-credentials token exchange to both Lambda handlers
- Fix sandbox/prod base URL (api-sb.bofa.com / api.bofa.com)
- Fix issueAction casing to add_Issue / cancel_Issue per API docs
- Fix transaction inquiry response parsing (accountTransactions array)
- Move all BoA config (app IDs, bank ID) from env vars to SSM params
- Update template.yaml with correct SSM param names and policies
- Add project README with architecture, API details, and SSM param reference
- New fetchBoaTransactions Lambda: daily 9am ET schedule (disabled until API key set)
Calls CashPro Previous Day Transaction Inquiry, filters for codes 255/475,
matches bankReference to check_number, updates clear_status in DynamoDB
- CSV processor switched to UpdateCommand to preserve clearing data on re-upload
- Slack dashboard now shows Scheduled, Outstanding, Cleared, and Returned sections
- ACH payments auto-assumed cleared once past due date
