Reorganised deployment scripts and added rollback functionality. Updated documentation and workflow for container image builds.

deploy/scripts/rollback.sh

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+
+set -Eeuo pipefail
+
+WM_DEPLOY_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+# shellcheck source=common.sh
+source "$WM_DEPLOY_DIR/scripts/common.sh"
+
+if [[ "$(id -u)" -ne 0 ]]; then
+  wm_die "Dieses Skript muss als root ausgeführt werden."
+fi
+
+wm_load_env
+revision="${1:-previous}"
+deployments_dir="$WATERMAPS_RUNTIME_DIR/deployments"
+
+if [[ "$revision" == "previous" ]]; then
+  images_file="$deployments_dir/previous.env"
+else
+  [[ "$revision" =~ ^[0-9a-f]{40}$ ]] ||
+    wm_die "Rollback-Ziel muss 'previous' oder eine vollständige Git-Commit-SHA sein."
+  images_file="$deployments_dir/$revision.env"
+fi
+
+[[ -f "$images_file" ]] ||
+  wm_die "Gespeichertes Release nicht gefunden: $images_file"
+
+exec "$WM_DEPLOY_DIR/scripts/deploy.sh" --images-file "$images_file"