flox-dockerized/rootfs/etc/cont-init.d/80-fix-perms

#!/usr/bin/with-contenv bash
# shellcheck shell=bash

# source env variables
source /etc/cont-init.d/20-setenv

app_path='/flox'

# fix permissions
find "${app_path}/" -type d -not -perm 775 -exec chmod 775 '{}' \+
find "${app_path}/" -type f -not -perm 664 -exec chmod 664 '{}' \+

find "${app_path}/" -not -user abc -exec chown abc '{}' \+
find "${app_path}/" -not -group abc -exec chown :abc '{}' \+

chmod +x "${app_path}/backend/artisan"