feat: abroot image migration

Author: NN708

includes.container/usr/libexec/abroot-image-migration

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+url=$(jq -r '.registry + "/" + .name + ":" + .tag' /etc/abroot/abroot.json)
+if [ $url = "ghcr.io/vanilla-os/nvidia-exp:main" ]; then
+	abroot rebase ghcr.io/vanilla-os/gnome-nvidia-open:latest --rebase-only
+fi

includes.container/usr/share/abroot/abroot.json

@@ -5,8 +5,8 @@
     "registry": "ghcr.io",
     "registryService": "registry.ghcr.io",
     "registryAPIVersion": "v2",
-    "name": "vanilla-os/nvidia-exp",
-    "tag": "main",
+    "name": "vanilla-os/gnome-nvidia-open",
+    "tag": "latest",
 
     "iPkgMngPre": "lpkg --unlock",
     "iPkgMngPost": "lpkg --lock",