try to keep mariadb alive

.github/workflows/php.yml

@@ -9,11 +9,16 @@ jobs:
     services:
       mariadb:
         image: mariadb:latest
+        restart: always
         env:
           MYSQL_ALLOW_EMPTY_PASSWORD: true
           MYSQL_DATABASE: test
           MYSQL_PASSWORD: test
           MYSQL_USER: test
+        command:
+          - --max-allowed-packet=64M
+          - --wait-timeout=28800
+          - --interactive-timeout=28800
         ports:
           - 3306/tcp
         options: --health-cmd="mysqladmin ping" --health-interval=10s --health-timeout=5s --health-retries=3