Support short dates

moneymgr_mobile/lib/utils/ocr_utils.dart

@@ -46,18 +46,20 @@ Future<BaseExpenseInfo?> extractInfoFromBill({
 
   // Check for highestCost amount on invoice
   final dateRegexp = RegExp(
-    r'([0-3][0-9])(\/|-)([0-1][0-9])(\/|-)(20[0-9]{2})',
-    multiLine: true,
+    r'([0-3][0-9])(\/|-)([0-1][0-9])(\/|-)((20|)[0-9]{2})',
+    multiLine: false,
     caseSensitive: false,
   );
   final currDate = DateTime.now();
   DateTime? newest;
   for (final match in dateRegexp.allMatches(extractionResult.text)) {
-    if (match.groupCount < 5) continue;
+    if (match.groupCount < 6) continue;
+
+    int year = int.tryParse(match.group(6)!) ?? currDate.year;
 
     try {
       final date = DateTime(
-        int.tryParse(match.group(5)!) ?? currDate.year,
+        year > 99 ? year : (2000 + year),
         int.tryParse(match.group(3)!) ?? currDate.month,
         int.tryParse(match.group(1)!) ?? currDate.day,
       );