feat: Custom gst webrtc signaller, runtime GPU driver package install and more (#140)

🔥 🔥

Yes lots of commits because rebasing and all.. thankfully I know Git
just enough to have backups 😅

---------

Co-authored-by: Wanjohi <elviswanjohi47@gmail.com>
Co-authored-by: Kristian Ollikainen <DatCaptainHorse@users.noreply.github.com>
Co-authored-by: Wanjohi <71614375+wanjohiryan@users.noreply.github.com>
Co-authored-by: AquaWolf <3daquawolf@gmail.com>

packages/scripts/supervisord.conf

@@ -0,0 +1,53 @@
+[supervisord]
+user=root
+nodaemon=true
+loglevel=info
+logfile=/tmp/supervisord.log
+
+[program:dbus]
+user=root
+command=dbus-daemon --system --nofork --nopidfile
+autorestart=true
+autostart=true
+startretries=3
+priority=1
+
+[program:seatd]
+user=root
+command=seatd
+autorestart=true
+autostart=true
+startretries=3
+priority=2
+
+[program:pipewire]
+user=nestri
+command=dbus-launch pipewire
+autorestart=true
+autostart=true
+startretries=3
+priority=3
+
+[program:pipewire-pulse]
+user=nestri
+command=dbus-launch pipewire-pulse
+autorestart=true
+autostart=true
+startretries=3
+priority=4
+
+[program:wireplumber]
+user=nestri
+command=dbus-launch wireplumber
+autorestart=true
+autostart=true
+startretries=3
+priority=5
+
+[program:entrypoint]
+user=root
+command=/etc/nestri/entrypoint.sh
+autorestart=false
+autostart=true
+startretries=0
+priority=10