fix: packet for query is too large error in restore

[akkuman]

environment:

root@9db45bba0a23:/# mariadb -uroot -p"${MARIADB_ROOT_PASSWORD}" --execute "SHOW VARIABLES LIKE 'max_allowed_packet';"
+--------------------+------------+
| Variable_name      | Value      |
+--------------------+------------+
| max_allowed_packet | 1073741824 |
+--------------------+------------+

mariadb --max-allowed-packet=1G -uroot -p"${MARIADB_ROOT_PASSWORD}" < data_2026-02-26T10\:19\:47+08\:00.sql

successful

but

./mysql-backup restore --server 127.0.0.1 --port 3307 --user root --pass 'password' --target "$(pwd)" db_backup.tgz
INFO[0000] beginning restore                             run=2e25518b-1aef-4aa8-846d-115ee757194d
Error: error restoring: failed to restore database: failed to restore database: packet for query is too large. Try adjusting the `Config.MaxAllowedPacket`
FATA[0388] error restoring: failed to restore database: failed to restore database: packet for query is too large. Try adjusting the `Config.MaxAllowedPacket`

after change

./mysql-backup restore --max-allowed-packet 1073741824 --server 127.0.0.1 --port 3307 --user root --pass 'password' --target "$(pwd)" db_backup.tgz
INFO[0000] beginning restore                             run=a803e093-77ce-49eb-9295-d5af606d2957
INFO[0486] Restore complete

[deitch]

Looks great, thank you. I rebased, waiting for CI to be green, and will merge.

[deitch]

Hmm, CI failed. I reran it, but it would help if you can look and see if it is relevant to your changes or not.