=== zstd compressor ===
base:   /home/cdnsampi/public_html/alphapc.zector.ir/PCLauncherApi/files
output: /home/cdnsampi/public_html/alphapc.zector.ir/PCLauncherApi/files_zst
level:  19
method: NONE — نه ext-zstd نصبه، نه binary zstd روی PATH

نصب: apt install zstd  یا  pecl install zstd