Add first module : Gitea app

modules/apps/gitea/lib/scripts/create-backup.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+set -euo pipefail
+
+source /opt/gitea/env.sh
+
+TIMESTAMP=$(date +'%Y-%m-%d_%H%M%S')
+
+sudo -u "$GITEA_USER" gitea dump -c "$GITEA_HOME/app.ini" -f $GITEA_BACKUPS_DIR/gitea-dump-\$TIMESTAMP.zip
+
+ls -1dt $GITEA_BACKUPS_DIR/gitea-dump-*.zip | tail -n +5 | xargs -r rm -f