chore: add deploy_beta and rollback_to_main management scripts

scripts/deploy_beta.sh

@@ -0,0 +1,13 @@
+#!/usr/bin/env bash
+set -e
+
+REPO_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$REPO_DIR"
+
+echo "=== Deploying beta-refactor branch to study.qpid.pro ==="
+git checkout beta-refactor
+
+echo "Restarting study-qpid-pro container..."
+DOCKER_HOST=tcp://127.0.0.1:2375 docker restart study-qpid-pro
+
+echo "=== Deployment complete! System is running on beta-refactor ==="