009: Polish bacon fixes, OTA host scripts, and migration docs.

Restore disable_configstore, EuiccDisabler and thermal CDEV guards, branding
and rebuild/sync helpers; document device roles, laptop migration, and Gitea.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/009-relaunch-polish-bacon.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+# After fixing the laptop tree: re-stage and relaunch polish bacon on rom-dev01.
+set -euo pipefail
+ROOT=$(cd "$(dirname "$0")/.." && pwd)
+STAGE="${1:-/srv/rom/artifacts/009-axp-los23-port/worktree-20261016-polish}"
+SESSION="${BACON_SESSION:-bacon009polish20261016}"
+SSH=(ssh -F "$ROOT/docs/ssh/config" a16-build)
+
+"$ROOT/scripts/009-sync-ota-stage-to-host.sh" "$STAGE"
+
+"${SSH[@]}" "AXP_PROJECT_SOURCE=$STAGE LOS_SYNC=0 LOS_DATE=20261016 \
+  /srv/rom/artifacts/bin/rom-detach $SESSION -- \
+  bash $STAGE/scripts/009-rebuild-from-los.sh"
+
+echo "OK: bacon relaunched ($SESSION). Check:"
+echo "  ssh -F docs/ssh/config a16-build cat /srv/rom/artifacts/detach-${SESSION}.status"