merge: wave 2 executor (01-02) into main

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

paperclip-reference/scripts/backup-db.sh

@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# Backup the configured Paperclip database to the configured backup directory
+# (default: ~/.paperclip/instances/<instance-id>/data/backups)
+#
+# Usage:
+#   ./scripts/backup-db.sh
+#   pnpm db:backup
+#
+# The embedded postgres must be running (start with: pnpm dev)
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+
+cd "$PROJECT_ROOT"
+exec pnpm paperclipai db:backup "$@"