* feat: implement skattekonto drift detection and alerting
- Add skattekonto drift computation logic to compare Skatteverket's saldo with GL 1630 sum.
- Implement alerting mechanism for significant drift changes, with throttling to prevent alert spamming.
- Introduce database functions to sum GL 1630 entries and list unbooked skattekonto rows.
feat: create own account transfer detection
- Develop logic to detect transfers between a company's own cash accounts based on counterparty IBAN.
- Implement tests to validate detection logic under various scenarios, including matching and non-matching IBANs.
feat: establish cash accounts as a first-class entity
- Create cash_accounts table to manage routable cash accounts, replacing ad-hoc JSONB structures.
- Implement functions for listing, upserting, and managing cash accounts, including primary account designation.
feat: enhance GL line reconciliation functionality
- Modify get_unlinked_1930_lines RPC to accept any account number for reconciliation, improving flexibility for different currencies.
- Update related functions to ensure compatibility with the new cash_accounts structure.
feat: capture counterparty IBAN in transactions
- Add counterparty_iban column to transactions table to facilitate intra-account transfer detection.
- Create index for efficient lookups based on counterparty IBAN.
* feat: Enhance cash account handling and reconciliation processes
- Updated reconciliation routes to enforce cash account validation for all account numbers, including '1930'.
- Improved error handling for unknown cash accounts in reconciliation status and unmatched entries routes.
- Changed CashAccountSelector to use sessionStorage instead of localStorage for better data privacy.
- Fixed mapping for employer payroll taxes to route to the correct account (2730 instead of 2731).
- Added safety checks for company IDs in the guessCounterAccount function to prevent injection vulnerabilities.
- Introduced atomic RPC for setting primary cash accounts to avoid intermediate states during updates.
- Seeded default cash accounts for new companies to ensure reconciliation routes are accessible from day one.
- Updated email notifications for drift detection to avoid exposing sensitive financial data.
- Enhanced bank reconciliation logic to handle multi-currency transactions correctly.
- Renamed and updated tests to reflect changes in the underlying RPCs and ensure accurate coverage.
- Migrated existing cash account rules to correct mappings in compliance with Swedish accounting standards.
Mattsson
8a6ce7093e