Unified aarch64 / amd64 image

build/pacstrap-docker

@@ -0,0 +1,23 @@
+#!/bin/bash
+# Simplified pacstrap for Docker (doesn't require mounts)
+
+set -e
+
+newroot=$1
+shift
+pacman_args=("${@:-base}")
+
+[[ -d "$newroot" ]] || { echo "ERROR: $newroot is not a directory"; exit 1; }
+
+echo "==> Creating install root at $newroot"
+mkdir -m 0755 -p "$newroot"/var/{cache/pacman/pkg,lib/pacman,log} "$newroot"/{dev,run,etc}
+mkdir -m 1777 -p "$newroot"/tmp
+mkdir -m 0555 -p "$newroot"/{sys,proc}
+
+echo "==> Installing packages to $newroot"
+if ! pacman -r "$newroot" -Sy --noconfirm "${pacman_args[@]}"; then
+    echo "ERROR: Failed to install packages"
+    exit 1
+fi
+
+echo "==> Installation complete"