Remove deprecated one-shot scripts and update first-boot configuration for improved provisioning</message>

<message>Delete obsolete one-shot scripts for setting screen rotation and wallpaper, as well as related Python and shell scripts. Update the first-boot configuration to streamline the provisioning process by removing references to these scripts. This cleanup enhances maintainability and focuses on the essential steps required for the first boot experience, ensuring a more efficient setup for users.

emmc-provisioning/cloud-init/fileserver/steps/12-log_permissions.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+# Step 12: Make log file appendable by the pi user
+
+step_12_log_permissions() {
+  chmod 666 "$LOGFILE"
+  log "Log $LOGFILE now appendable by $PI_USER"
+}