Add bin/backup-to-s3.sh

bin/backup-to-s3.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+cd /home/otwarchive/otwarchive || exit 1
+
+FILE="/tmp/otwarchive_$(date +%Y-%m-%d).sql"
+
+sudo docker compose exec -T db sh -c \
+  'mysqldump -uroot -p"$MYSQL_ROOT_PASSWORD" --databases otwarchive_production --skip-comments' \
+  | gzip > "/tmp/otwarchive_$(date +%Y-%m-%d).sql"
+
+if [ ${PIPESTATUS[0]} -ne 0 ]; then
+    echo "MySQL dump failed"
+    rm -f "$FILE"
+    exit 1
+fi
+
+aws --endpoint-url https://t3.storage.dev \
+  s3 cp "$FILE" \
+  "s3://BUCKETNAME/mysql/otwarchive/$(basename "$FILE")"
+
+if [ $? -ne 0 ]; then
+    echo "S3 upload failed"
+    rm -f "$FILE"
+    exit 1
+fi
+
+rm -f "$FILE"
+
+echo "Backup completed successfully"