My setup:
References:
For me it was basically running
sudo dnf install i2c-tools ddccontrol
and creating a file /etc/modules-load.d/i2c-dev.conf
# Load i2c-dev.ko at boot for /dev/i2c-* files. i2c-dev
and creating two scripts under $HOME/.local/bin (which was configured to be part of my $PATH).