~$ echo http://redirect.armbian.com/khadas-edge2/Jammy_legacy > test-edge2-armbian-external.img.xz 

storage@web:/storage/.images/edge2$ ls -l1 test-edge2-armbian-external.img.xz 
-rw-rw-r-- 1 storage storage 54 May 25 23:24 test-edge2-armbian-external.img.xz

## setup permission for use link features
~$ chmod 0667 test-edge2-armbian-external.img.xz

~$ ls -l1 test-edge2-armbian-external.img.xz 
-rw-rw-rwx 1 storage storage 54 May 25 23:24 test-edge2-armbian-external.img.xz