feat: import system improvements, INK2 fix, and Swedish text corrections (#10)

- SIE parser: Windows-1252 and CP437 encoding detection and decoding
- Bank file parser: add Nordea Business (Företag) CSV format
- Bank file parser: improve format detection for SEB, Länsförsäkringar, generic CSV
- INK2 engine: calculate årets resultat (7222) from income statement for open fiscal years
- Dashboard: parallel Supabase queries, simplified dashboard page
- Fix Swedish characters (å, ä, ö) in BAS data descriptions, validation messages, AI consent disclosures
- Import wizard UI improvements across all steps
- Migration: add 'bas_range' match type to sie_account_mappings constraint
- Extensive new tests for SIE parser encoding and bank file parser

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

components/extensions/shared/ConfirmDeleteDialog.tsx

@@ -18,8 +18,8 @@ interface ConfirmDeleteDialogProps {
 export default function ConfirmDeleteDialog({
   open,
   onOpenChange,
-  title = 'Bekrafta borttagning',
-  description = 'Ar du saker pa att du vill ta bort detta? Atgarden kan inte angras.',
+  title = 'Bekräfta borttagning',
+  description = 'Är du säker på att du vill ta bort detta? Åtgärden kan inte ångras.',
   onConfirm,
   isDeleting = false,
 }: ConfirmDeleteDialogProps) {