feat: use Ubuntu Nerd Font for DX images (#288)

Containerfile

@@ -30,6 +30,7 @@ RUN /tmp/build.sh && \
     systemctl enable rpm-ostree-countme.service && \
     systemctl enable tailscaled.service && \
     fc-cache -f /usr/share/fonts/ubuntu && \
+    fc-cache -f /usr/share/fonts/inter && \
     rm -f /etc/yum.repos.d/tailscale.repo && \
     sed -i 's/#DefaultTimeoutStopSec.*/DefaultTimeoutStopSec=15s/' /etc/systemd/user.conf && \
     sed -i 's/#DefaultTimeoutStopSec.*/DefaultTimeoutStopSec=15s/' /etc/systemd/system.conf && \
@@ -66,7 +67,7 @@ RUN wget https://terra.fyralabs.com/terra.repo -O /etc/yum.repos.d/terra.repo
 RUN rpm-ostree install code
 RUN rpm-ostree install lxd lxc
 RUN rpm-ostree install iotop dbus-x11 podman-compose podman-docker podman-plugins podman-tui
-RUN rpm-ostree install adobe-source-code-pro-fonts cascadiacode-nerd-fonts google-droid-sans-mono-fonts google-go-mono-fonts ibm-plex-mono-fonts jetbrains-mono-fonts-all mozilla-fira-mono-fonts powerline-fonts ubuntumono-nerd-fonts
+RUN rpm-ostree install adobe-source-code-pro-fonts cascadiacode-nerd-fonts google-droid-sans-mono-fonts google-go-mono-fonts ibm-plex-mono-fonts jetbrains-mono-fonts-all mozilla-fira-mono-fonts powerline-fonts ubuntumono-nerd-fonts ubuntu-nerd-fonts
 RUN rpm-ostree install qemu qemu-user-static qemu-user-binfmt virt-manager libvirt qemu qemu-user-static qemu-user-binfmt edk2-ovmf
 RUN rpm-ostree install cockpit cockpit-system cockpit-networkmanager cockpit-selinux cockpit-storaged cockpit-podman cockpit-machines cockpit-pcp
 RUN rpm-ostree install cargo nodejs-npm p7zip p7zip-plugins powertop rust

dx/etc/dconf/db/local.d/01-ublue-dx

@@ -0,0 +1,4 @@
+[org/gnome/desktop/interface]
+font-name="Ubuntu Nerd Font 12"
+document-font-name="Ubuntu Nerd Font 12"
+monospace-font-name="UbuntuMono Nerd Font 18"