多语言增加

能添加下多语言吗，丹麦 保加利亚 立陶宛 拉脱维亚 爱沙尼亚 斯洛伐克语 瑞典 挪威语 荷兰语 匈牙利语 波兰语 意大利 ，感谢

The issue requests support for Danish, Bulgarian, Lithuanian, Latvian, Estonian, Slovak, Swedish, Norwegian, Dutch, Hungarian, Polish, and Italian, but names no files or tests. Start by locating the Android localization resources and checking how existing languages are registered. Done means the requested languages are available and the project’s relevant checks pass.

Written by the indexing model from the issue text.