Ayatsuki Renge

Wrong takeoff performance for A319

2

 The required runway distance doesn't increase as flex temp goes up.Instead,it goes lower for a higher flex temp.

# PR type - Document fix # Description - 更正README中使用poetry安装依赖时给出的错误文件名 # Screenshot - N/A

Use new runway friction dataref on xp12+ to remove ```"Dataref 'sim/weather/runway_friction' has been replaced."``` in log Close #491,close #478

Use github action to build bin for win&lin

9

Use github action to build debug & release binary for linux and windows. I don't have any macos device so there's no build job for macos at this moment

The ISO 639-1 code for Chinese should be `zh` as documented in [loc.gov](https://www.loc.gov/standards/iso639-2/php/English_list.php). And the incorrect code makes i18n a pain. The problem was istroduced in 746d8a5b0632b2704743ff290660451b53246d64, so reverting it...