Add scripts/save.sh helper for commit+push per change

scripts/save.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+# Commit all current changes and push to Gitea. Used to snapshot every
+# change to the Command Center so we can always roll back.
+#
+# Usage: scripts/save.sh "commit message"
+set -euo pipefail
+
+cd "$(dirname "$0")/.."
+
+MSG="${*:-}"
+if [[ -z "$MSG" ]]; then
+  MSG="checkpoint: $(date '+%Y-%m-%d %H:%M:%S')"
+fi
+
+if [[ -z "$(git status --porcelain)" ]]; then
+  echo "Nothing to commit; working tree clean."
+  exit 0
+fi
+
+git add -A
+git commit -m "$MSG"
+git push origin "$(git rev-parse --abbrev-ref HEAD)"
+echo "Saved + pushed: $MSG"