@metamitya Hi bro, can you add support for Vietnamese font?

Vietnamese test: Xin chào, bạn là ai?

Some character in Vietnamese does not work with Treechat

ok, will take a look [[treechat feature request]]

@metamitya Thank you!!! 💕

which characters in particular aren't showing correctly

You can check in this sentence: Tôi đang ăn , uống nước, ảo ảnh, sáng tỏ, tối tâm, tồi tệ, tiến hoá,..
Vietnamese Characters Not Supported by the Font
Here is a list of Vietnamese-specific characters that are not displaying correctly and are falling back to a default font.
1. Vowel with Breve
* ă (lowercase a with breve)
* Ă (uppercase A with breve)
3. Vowels with Horn
* ơ (lowercase o with horn)
* ư (lowercase u with horn)
* Ơ (uppercase O with horn)
* Ư (uppercase U with horn)
4. Letter D with Stroke
* đ (lowercase d with stroke)
* Đ (uppercase D with stroke)
5. Vowels with Combined Diacritics (Tone Marks)
* Acute Accent (dấu sắc):
ấ, ắ, ế, ố, ớ, ứ,
Ấ, Ắ, Ế, Ố, Ớ, Ứ
* Grave Accent (dấu huyền):
ầ, ằ ề ồ, ờ ừ, ỳ
Ầ, Ằ Ề, Ồ, Ờ, Ừ, Ỳ
* Hook Above (dấu hỏi):
ả, ẩ, ẳ, ẻ, ể, ỉ, ỏ, ổ, ở, ủ, ử, ỷ
Ả, Ẩ, Ẳ, Ẻ, Ể, Ỉ, Ỏ, Ổ, Ở, Ủ, Ử, Ỷ
* Tilde (dấu ngã):
ẫ, ẵ, ẽ, ễ, ĩ, ỗ, ỡ, ũ, ữ, ỹ
Ẫ, Ẵ, Ẽ, Ễ, Ĩ Ỗ, Ỡ, Ũ, Ữ, Ỹ
* Dot Below (dấu nặng):
ạ, ậ, ặ, ẹ, ệ, ị, ọ, ộ, ợ, ụ, ự, ỵ

Ạ, Ậ, Ặ, Ẹ, Ệ, Ị, Ọ, Ộ, Ợ, Ụ, Ự, Ỵ