🎖️Added translations for Playground and Archived Chats

src/lib/i18n/locales/zh-CN/translation.json

@@ -238,7 +238,8 @@
 	"PDF Extract Images (OCR)": "PDF图像处理(使用OCR)",
 	"pending": "待定",
 	"Permission denied when accessing microphone: {{error}}": "访问麦克风时权限被拒绝：{{error}}",
-	"Playground": "Playground",
+	"Playground": "AI 对话游乐场",
+	"Archived Chats": "聊天记录存档",
 	"Profile": "个人资料",
 	"Prompt Content": "提示词内容",
 	"Prompt suggestions": "提示词建议",

src/lib/i18n/locales/zh-TW/translation.json

@@ -240,6 +240,7 @@
 	"pending": "待審查",
 	"Permission denied when accessing microphone: {{error}}": "存取麥克風時被拒絕權限: {{error}}",
 	"Playground": "AI 對話遊樂場",
+	"Archived Chats": "聊天記錄存檔",
 	"Profile": "個人資料",
 	"Prompt Content": "提示詞內容",
 	"Prompt suggestions": "提示詞建議",