feat: Enhance cat vocabulary with new emotions and expressions

- Add 6 new emotion categories: annoyed, curious, surprised, confused, demanding, content
- Expand existing emotion vocabularies with additional half-width katakana expressions
- Add decorative symbols (♡, ♪, \!\!) for more expressive cat responses
- Significantly expand emotion detection keywords for better user input recognition
- Include English greetings (hello, hi) and various Japanese expressions

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

Author: koki-develop

src/lib/cat.ts

@@ -7,13 +7,19 @@ export type CatResponse = {
 };
 
 const vocabulary = {
-  greeting: ["ﾆｬｯ", "ﾐｬｯ", "ﾆｬ"],
-  affection: ["ﾆｬｵ~ﾝ", "ﾐｬｵ~", "ﾆｬﾝﾆｬﾝ"],
-  satisfaction: ["ｺﾞﾛｺﾞﾛ", "ﾆｬ~"],
-  excitement: ["ﾆｬﾆｬﾆｬ!", "ﾐｬｰ!", "ﾆｬｯﾆｬｯ"],
-  playful: ["ﾆｬｰﾝ", "ﾐｬﾐｬ", "ﾆｬｵｯ"],
-  sleepy: ["ﾆｬ…", "ﾌﾆｬ~", "ﾆｬ~ﾝ"],
-  hungry: ["ﾆｬｵｫﾝ", "ﾐｬｰｵ", "ﾆｬﾝﾆｬﾝ!"],
+  greeting: ["ﾆｬｯ", "ﾐｬｯ", "ﾆｬ", "ﾆｬ~ﾝ", "ﾐｬｰｵ"],
+  affection: ["ﾆｬｵ~ﾝ", "ﾐｬｵ~", "ﾆｬﾝﾆｬﾝ", "ﾆｬ~ﾝ♡", "ﾐｬｰｵ~ﾝ", "ﾌﾆｬ~ﾝ"],
+  satisfaction: ["ｺﾞﾛｺﾞﾛ", "ﾆｬ~", "ﾌﾆｬ~", "ﾆｬ~ﾝ♪", "ｺﾞﾛｺﾞﾛﾆｬ~"],
+  excitement: ["ﾆｬﾆｬﾆｬ!", "ﾐｬｰ!", "ﾆｬｯﾆｬｯ", "ﾆｬｰ!!", "ﾐｬｵ!!", "ﾆｬﾆｬ!!"],
+  playful: ["ﾆｬｰﾝ", "ﾐｬﾐｬ", "ﾆｬｵｯ", "ﾆｬｰﾝ♪", "ﾐｬｰﾝ", "ﾆｬﾆｬ~ﾝ"],
+  sleepy: ["ﾆｬ…", "ﾌﾆｬ~", "ﾆｬ~ﾝ", "ﾐｬ…", "ﾌﾆｬ…", "ﾆｬｧ~", "ﾌﾞﾆｬ~"],
+  hungry: ["ﾆｬｵｫﾝ", "ﾐｬｰｵ", "ﾆｬﾝﾆｬﾝ!", "ﾆｬｰｵ!!", "ﾐｬｵｫﾝ!", "ﾆｬﾝﾆｬｰｵ"],
+  annoyed: ["ﾌｰｯ", "ﾌﾆｬｰ", "ﾌｼｬｰ", "ﾌﾞｯ", "ﾌﾞﾆｬｰ"],
+  curious: ["ﾆｬ?", "ﾐｬ?", "ﾆｬｰ?", "ﾐｬｰ?", "ﾆｬｯ?", "ﾆｬﾝ?"],
+  surprised: ["ﾆｬ!?", "ﾐｬ!!", "ﾆｬｰ!?", "ﾆｬｯ!!", "ﾐｬｵ!?", "ﾆｬﾝ!?"],
+  confused: ["ﾆｬ…?", "ﾐｬ~?", "ﾆｬﾝ…", "ﾆｬｰ…", "ﾐｬｰ…?"],
+  demanding: ["ﾆｬｰｵ!", "ﾐｬｰ!", "ﾆｬｯ!", "ﾆｬｰ!!", "ﾐｬｵ!", "ﾆｬﾝ!"],
+  content: ["ﾆｬ~", "ﾌﾆｬ~", "ﾐｬ~", "ﾆｬ~ﾝ"],
 } as const;
 
 type Emotion = keyof typeof vocabulary;
@@ -26,15 +32,37 @@ const emotionKeywords: Record<Emotion, string[]> = {
     "はじめまして",
     "やあ",
     "どうも",
+    "hello",
+    "hi",
+    "おつかれ",
+    "お疲れ",
+  ],
+  affection: [
+    "好き",
+    "愛",
+    "かわいい",
+    "可愛い",
+    "撫でて",
+    "なでて",
+    "甘えて",
+    "抱っこ",
+    "だっこ",
+    "優しい",
+    "いとしい",
+    "愛おしい",
   ],
-  affection: ["好き", "愛", "かわいい", "可愛い", "撫でて", "なでて", "甘えて"],
   satisfaction: [
     "ありがとう",
     "嬉しい",
     "うれしい",
     "よかった",
     "素晴らしい",
     "最高",
+    "満足",
+    "気持ちいい",
+    "きもちいい",
+    "幸せ",
+    "しあわせ",
   ],
   excitement: [
     "遊ぼう",
@@ -44,9 +72,36 @@ const emotionKeywords: Record<Emotion, string[]> = {
     "わーい",
     "やったー",
     "すごい",
+    "わくわく",
+    "ドキドキ",
+    "興奮",
+    "テンション",
+  ],
+  playful: [
+    "ゲーム",
+    "おもちゃ",
+    "ボール",
+    "遊び",
+    "じゃれる",
+    "追いかけ",
+    "キャッチ",
+    "隠れんぼ",
+    "いたずら",
+    "運動",
+  ],
+  sleepy: [
+    "眠い",
+    "ねむい",
+    "疲れた",
+    "つかれた",
+    "おやすみ",
+    "寝る",
+    "だるい",
+    "休憩",
+    "昼寝",
+    "ひるね",
+    "お昼寝",
   ],
-  playful: ["ゲーム", "おもちゃ", "ボール", "遊び", "じゃれる"],
-  sleepy: ["眠い", "ねむい", "疲れた", "つかれた", "おやすみ", "寝る"],
   hungry: [
     "お腹",
     "おなか",
@@ -56,6 +111,103 @@ const emotionKeywords: Record<Emotion, string[]> = {
     "えさ",
     "フード",
     "美味しい",
+    "おいしい",
+    "空腹",
+    "腹ペコ",
+    "はらぺこ",
+    "お菓子",
+    "おかし",
+  ],
+  annoyed: [
+    "うるさい",
+    "やめて",
+    "嫌",
+    "いや",
+    "だめ",
+    "ダメ",
+    "むかつく",
+    "イライラ",
+    "怒",
+    "腹立つ",
+    "しつこい",
+    "邪魔",
+    "じゃま",
+  ],
+  curious: [
+    "何",
+    "なに",
+    "どう",
+    "どこ",
+    "いつ",
+    "誰",
+    "だれ",
+    "なぜ",
+    "どうして",
+    "気になる",
+    "興味",
+    "不思議",
+    "ふしぎ",
+    "?",
+    "？",
+  ],
+  surprised: [
+    "びっくり",
+    "驚",
+    "おどろ",
+    "えっ",
+    "えー",
+    "まじ",
+    "マジ",
+    "うそ",
+    "ウソ",
+    "本当",
+    "ほんとう",
+    "ほんと",
+    "信じられない",
+    "!",
+    "！",
+  ],
+  confused: [
+    "わからない",
+    "分からない",
+    "意味不明",
+    "理解できない",
+    "混乱",
+    "困った",
+    "こまった",
+    "どうしよう",
+    "迷子",
+    "まいご",
+    "困惑",
+  ],
+  demanding: [
+    "して",
+    "やって",
+    "欲しい",
+    "ほしい",
+    "頂戴",
+    "ちょうだい",
+    "くれ",
+    "今すぐ",
+    "いますぐ",
+    "急いで",
+    "いそいで",
+    "早く",
+    "はやく",
+  ],
+  content: [
+    "満足",
+    "落ち着",
+    "おちつ",
+    "平和",
+    "へいわ",
+    "安心",
+    "あんしん",
+    "リラックス",
+    "穏やか",
+    "おだやか",
+    "のんびり",
+    "ゆったり",
   ],
 } as const;