here are the results :
root@localhost-live:/# mount
/dev/nvme0n1p6 on / type btrfs (rw,relatime,seclabel,compress=zstd:1,ssd,discard=async,space_cache=v2,subvolid=256,subvol=/root)
sysfs on /sys type sysfs (rw,nosuid,nodev,noexec,relatime,seclabel)
tmpfs on /run type tmpfs (rw,nosuid,nodev,seclabel,size=1597428k,nr_inodes=819200,mode=755,inode64)
proc on /proc type proc (rw,nosuid,nodev,noexec,relatime)
devtmpfs on /dev type devtmpfs (rw,nosuid,seclabel,size=4096k,nr_inodes=989057,mode=755,inode64)
/dev/nvme0n1p5 on /boot type ext4 (rw,relatime,seclabel)
/dev/nvme0n1p1 on /boot/efi type vfat (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=ascii,shortname=winnt,errors=remount-ro)
/dev/nvme0n1p6 on /home type btrfs (rw,relatime,seclabel,compress=zstd:1,ssd,discard=async,space_cache=v2,subvolid=257,subvol=/home)
root@localhost-live:/# cat /sys/firmware/efi/efivars
cat: /sys/firmware/efi/efivars: Is a directory
root@localhost-live:/# cat /sys/firmware/efi/efivars
cat: /sys/firmware/efi/efivars: Is a directory
root@localhost-live:/# df
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/nvme0n1p6 87998464 41595288 45231400 48% /
tmpfs 1597428 9924 1587504 1% /run
devtmpfs 4096 0 4096 0% /dev
/dev/nvme0n1p5 996780 315920 612048 35% /boot
/dev/nvme0n1p1 98304 50887 47417 52% /boot/efi
/dev/nvme0n1p6 87998464 41595288 45231400 48% /home
root@localhost-live:/#