Merge pull request 'Added backup flags to compose.yml' (#4) from bb2-backups into main

Reviewed-on: #4

README.md

@@ -8,7 +8,7 @@
 * **Status**: 0
 * **Image**: [`uptime-kuma`](https://hub.docker.com/r/uptime-kuma), 4, upstream
 * **Healthcheck**: No
-* **Backups**: No
+* **Backups**: Yes
 * **Email**: No
 * **Tests**: No
 * **SSO**: No

compose.yml

@@ -56,6 +56,12 @@ services:
     secrets:
       - db_password
       - db_root_password
+    deploy:
+      labels:
+        backupbot.backup: "${ENABLE_BACKUPS:-true}"
+        backupbot.backup.pre-hook: "mariadb-dump --single-transaction -u root -p\"$$(cat /run/secrets/db_root_password)\" kuma | gzip > /var/lib/mysql/dump.sql.gz"
+        backupbot.backup.volumes.mariadb.path: "dump.sql.gz"
+        backupbot.restore.post-hook: "gzip -d /var/lib/mysql/dump.sql.gz && mariadb -u root -p\"$$(cat /run/secrets/db_root_password)\" kuma < /var/lib/mysql/dump.sql && rm -f /var/lib/mysql/dump.sql"
 
 volumes:
   mariadb: