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/usr/lib/pam.d/base-session

@@ -0,0 +1,18 @@
+# basic PAM configuration for Alpine.
+
+session include base-session-noninteractive
+
+# potential providers that set up session stuff / a XDG_RUNTIME_DIR
+-session optional pam_rundir.so
+-session optional pam_elogind.so
+-session optional pam_systemd.so
+-session optional pam_ck_connector.so
+-session optional pam_turnstile.so
+-session optional pam_dumb_runtime_dir.so
+
+# desktop keyrings
+-session optional pam_gnome_keyring.so auto_start
+-session optional pam_kwallet5.so auto_start
+
+# support for OpenRC user service autostarting, if openrc-user-pam is installed.
+-session optional pam_openrc.so