lib/{_data_ingestion/search}: store kanjidic onyomi as hiragana

lib/_data_ingestion/kanjidic/xml_parser.dart

@@ -1,4 +1,5 @@
 import 'package:jadb/_data_ingestion/kanjidic/objects.dart';
+import 'package:jadb/util/romaji_transliteration.dart';
 import 'package:xml/xml.dart';
 
 List<Character> parseKANJIDICData(XmlElement root) {
@@ -134,7 +135,7 @@ List<Character> parseKANJIDICData(XmlElement root) {
                 .map(
                   (e) => Onyomi(
                       kanji: kanji,
-                      yomi: e.innerText,
+                      yomi: transliterateKatakanaToHiragana(e.innerText),
                       isJouyou: e.getAttribute('r_status') == 'jy',
                       type: e.getAttribute('on_type')),
                 )

lib/search/kanji_search.dart

@@ -3,6 +3,7 @@ import 'package:jadb/table_names/kanjidic.dart';
 import 'package:jadb/table_names/radkfile.dart';
 import 'package:jadb/models/kanji_search/kanji_search_radical.dart';
 import 'package:jadb/models/kanji_search/kanji_search_result.dart';
+import 'package:jadb/util/romaji_transliteration.dart';
 import 'package:sqflite_common/sqflite.dart';
 
 Future<KanjiSearchResult?> searchKanjiWithDbConnection(
@@ -201,7 +202,10 @@ Future<KanjiSearchResult?> searchKanjiWithDbConnection(
     meanings: meanings.map((item) => item['meaning'] as String).toList(),
     kunyomi: kunyomis.map((item) => item['yomi'] as String).toList(),
     parts: parts.map((item) => item['radical'] as String).toList(),
-    onyomi: onyomis.map((item) => item['yomi'] as String).toList(),
+    onyomi: onyomis
+        .map((item) => item['yomi'] as String)
+        .map(transliterateHiraganaToKatakana)
+        .toList(),
     radical: radical,
     codepoints: {
       for (final codepoint in codepoints)