fix: Switch to space-separated sources.conf format

- Change from colon to space separation to avoid URL parsing issues
- Update sources.conf format: TYPE NAME URL VERSION BUILD_FUNCTION [EXTRA]
- Implement awk-based parsing for reliable field extraction
- Fix firmware package list (remove unavailable linux-firmware-marvell)

initramfs/etc/inittab

@@ -0,0 +1,23 @@
+# /etc/inittab
+
+::sysinit:/sbin/openrc sysinit
+::sysinit:/sbin/openrc boot
+::wait:/sbin/openrc default
+
+# Set up a couple of getty's
+tty1::respawn:/sbin/getty 38400 tty1
+tty2::respawn:/sbin/getty 38400 tty2
+tty3::respawn:/sbin/getty 38400 tty3
+tty4::respawn:/sbin/getty 38400 tty4
+tty5::respawn:/sbin/getty 38400 tty5
+tty6::respawn:/sbin/getty 38400 tty6
+
+# Put a getty on the serial port
+#ttyS0::respawn:/sbin/getty -L 115200 ttyS0 vt100
+
+# Stuff to do for the 3-finger salute
+::ctrlaltdel:/sbin/reboot
+
+# Stuff to do before rebooting
+::shutdown:/sbin/openrc shutdown
+